19447428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1619}}^1$

素因数の和:1657

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 41516412

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 132, 143, 154, 156, 182, 231, 273, 286, 308, 364, 429, 462, 546, 572, 858, 924, 1001, 1092, 1619, 1716, 2002, 3003, 3238, 4004, 4857, 6006, 6476, 9714, 11333, 12012, 17809, 19428, 21047, 22666, 33999, 35618, 42094, 45332, 53427, 63141, 67998, 71236, 84188, 106854, 124663, 126282, 135996, 147329, 213708, 231517, 249326, 252564, 294658, 373989, 441987, 463034, 498652, 589316, 694551, 747978, 883974, 926068, 1389102, 1495956, 1620619, 1767948, 2778204, 3241238, 4861857, 6482476, 9723714, 19447428]

約数ペア:

[(1, 19447428), (2, 9723714), (3, 6482476), (4, 4861857), (6, 3241238), (7, 2778204), (11, 1767948), (12, 1620619), (13, 1495956), (14, 1389102), (21, 926068), (22, 883974), (26, 747978), (28, 694551), (33, 589316), (39, 498652), (42, 463034), (44, 441987), (52, 373989), (66, 294658), (77, 252564), (78, 249326), (84, 231517), (91, 213708), (132, 147329), (143, 135996), (154, 126282), (156, 124663), (182, 106854), (231, 84188), (273, 71236), (286, 67998), (308, 63141), (364, 53427), (429, 45332), (462, 42094), (546, 35618), (572, 33999), (858, 22666), (924, 21047), (1001, 19428), (1092, 17809), (1619, 12012), (1716, 11333), (2002, 9714), (3003, 6476), (3238, 6006), (4004, 4857)]