20550894

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:334

約数の個数: 96

約数和(自身を含む): 54391680

約数和(自身を除く): 33840786

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 49, 57, 78, 91, 98, 114, 133, 147, 182, 247, 266, 273, 283, 294, 399, 494, 546, 566, 637, 741, 798, 849, 931, 1274, 1482, 1698, 1729, 1862, 1911, 1981, 2793, 3458, 3679, 3822, 3962, 5187, 5377, 5586, 5943, 7358, 10374, 10754, 11037, 11886, 12103, 13867, 16131, 22074, 24206, 25753, 27734, 32262, 36309, 37639, 41601, 51506, 69901, 72618, 75278, 77259, 83202, 112917, 139802, 154518, 180271, 209703, 225834, 263473, 360542, 419406, 489307, 526946, 540813, 790419, 978614, 1081626, 1467921, 1580838, 2935842, 3425149, 6850298, 10275447, 20550894]

約数ペア:

[(1, 20550894), (2, 10275447), (3, 6850298), (6, 3425149), (7, 2935842), (13, 1580838), (14, 1467921), (19, 1081626), (21, 978614), (26, 790419), (38, 540813), (39, 526946), (42, 489307), (49, 419406), (57, 360542), (78, 263473), (91, 225834), (98, 209703), (114, 180271), (133, 154518), (147, 139802), (182, 112917), (247, 83202), (266, 77259), (273, 75278), (283, 72618), (294, 69901), (399, 51506), (494, 41601), (546, 37639), (566, 36309), (637, 32262), (741, 27734), (798, 25753), (849, 24206), (931, 22074), (1274, 16131), (1482, 13867), (1698, 12103), (1729, 11886), (1862, 11037), (1911, 10754), (1981, 10374), (2793, 7358), (3458, 5943), (3679, 5586), (3822, 5377), (3962, 5187)]