20989595328

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{19421}}^1$

素因数の和:19882

約数の個数: 112

約数和(自身を含む): 59948100576

約数和(自身を除く): 38958505248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 433, 624, 832, 866, 1248, 1299, 1732, 2496, 2598, 3464, 5196, 5629, 6928, 10392, 11258, 13856, 16887, 19421, 20784, 22516, 27712, 33774, 38842, 41568, 45032, 58263, 67548, 77684, 83136, 90064, 116526, 135096, 155368, 180128, 233052, 252473, 270192, 310736, 360256, 466104, 504946, 540384, 621472, 757419, 932208, 1009892, 1080768, 1242944, 1514838, 1864416, 2019784, 3029676, 3728832, 4039568, 6059352, 8079136, 8409293, 12118704, 16158272, 16818586, 24237408, 25227879, 33637172, 48474816, 50455758, 67274344, 100911516, 109320809, 134548688, 201823032, 218641618, 269097376, 327962427, 403646064, 437283236, 538194752, 655924854, 807292128, 874566472, 1311849708, 1614584256, 1749132944, 2623699416, 3498265888, 5247398832, 6996531776, 10494797664, 20989595328]

約数ペア:

[(1, 20989595328), (2, 10494797664), (3, 6996531776), (4, 5247398832), (6, 3498265888), (8, 2623699416), (12, 1749132944), (13, 1614584256), (16, 1311849708), (24, 874566472), (26, 807292128), (32, 655924854), (39, 538194752), (48, 437283236), (52, 403646064), (64, 327962427), (78, 269097376), (96, 218641618), (104, 201823032), (156, 134548688), (192, 109320809), (208, 100911516), (312, 67274344), (416, 50455758), (433, 48474816), (624, 33637172), (832, 25227879), (866, 24237408), (1248, 16818586), (1299, 16158272), (1732, 12118704), (2496, 8409293), (2598, 8079136), (3464, 6059352), (5196, 4039568), (5629, 3728832), (6928, 3029676), (10392, 2019784), (11258, 1864416), (13856, 1514838), (16887, 1242944), (19421, 1080768), (20784, 1009892), (22516, 932208), (27712, 757419), (33774, 621472), (38842, 540384), (41568, 504946), (45032, 466104), (58263, 360256), (67548, 310736), (77684, 270192), (83136, 252473), (90064, 233052), (116526, 180128), (135096, 155368)]