20211457838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:618

約数の個数: 128

約数和(自身を含む): 37928217600

約数和(自身を除く): 17716759762

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 59, 103, 118, 143, 206, 286, 319, 377, 401, 638, 649, 754, 767, 802, 1133, 1298, 1339, 1534, 1711, 2266, 2678, 2987, 3422, 4147, 4411, 5213, 5974, 6077, 8294, 8437, 8822, 10426, 11629, 12154, 14729, 16874, 18821, 22243, 23258, 23659, 29458, 32857, 37642, 38831, 41303, 44486, 47318, 57343, 65714, 66847, 77662, 79001, 82606, 114686, 127919, 133694, 151177, 158002, 176233, 244673, 255838, 260249, 302354, 307567, 352466, 427141, 454333, 489346, 520498, 536939, 615134, 686111, 854282, 869011, 908666, 1073878, 1197787, 1372222, 1662947, 1738022, 1938563, 2291029, 2395574, 2436877, 3325894, 3383237, 3877126, 4582058, 4873754, 5906329, 6766474, 7547221, 8919443, 11812658, 13175657, 15094442, 15571231, 17838886, 25201319, 26351314, 26805647, 31142462, 31679401, 50402638, 53611294, 63358802, 70669433, 98113873, 141338866, 171283541, 196227746, 342567082, 348473411, 696946822, 777363763, 918702629, 1554727526, 1837405258, 10105728919, 20211457838]

約数ペア:

[(1, 20211457838), (2, 10105728919), (11, 1837405258), (13, 1554727526), (22, 918702629), (26, 777363763), (29, 696946822), (58, 348473411), (59, 342567082), (103, 196227746), (118, 171283541), (143, 141338866), (206, 98113873), (286, 70669433), (319, 63358802), (377, 53611294), (401, 50402638), (638, 31679401), (649, 31142462), (754, 26805647), (767, 26351314), (802, 25201319), (1133, 17838886), (1298, 15571231), (1339, 15094442), (1534, 13175657), (1711, 11812658), (2266, 8919443), (2678, 7547221), (2987, 6766474), (3422, 5906329), (4147, 4873754), (4411, 4582058), (5213, 3877126), (5974, 3383237), (6077, 3325894), (8294, 2436877), (8437, 2395574), (8822, 2291029), (10426, 1938563), (11629, 1738022), (12154, 1662947), (14729, 1372222), (16874, 1197787), (18821, 1073878), (22243, 908666), (23258, 869011), (23659, 854282), (29458, 686111), (32857, 615134), (37642, 536939), (38831, 520498), (41303, 489346), (44486, 454333), (47318, 427141), (57343, 352466), (65714, 307567), (66847, 302354), (77662, 260249), (79001, 255838), (82606, 244673), (114686, 176233), (127919, 158002), (133694, 151177)]