18790506

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 50319360

約数和(自身を除く): 31528854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 47, 57, 63, 94, 114, 126, 133, 141, 167, 171, 266, 282, 329, 334, 342, 399, 423, 501, 658, 798, 846, 893, 987, 1002, 1169, 1197, 1503, 1786, 1974, 2338, 2394, 2679, 2961, 3006, 3173, 3507, 5358, 5922, 6251, 6346, 7014, 7849, 8037, 9519, 10521, 12502, 15698, 16074, 18753, 19038, 21042, 22211, 23547, 28557, 37506, 44422, 47094, 54943, 56259, 57114, 66633, 70641, 109886, 112518, 133266, 141282, 149131, 164829, 199899, 298262, 329658, 399798, 447393, 494487, 894786, 988974, 1043917, 1342179, 2087834, 2684358, 3131751, 6263502, 9395253, 18790506]

約数ペア:

[(1, 18790506), (2, 9395253), (3, 6263502), (6, 3131751), (7, 2684358), (9, 2087834), (14, 1342179), (18, 1043917), (19, 988974), (21, 894786), (38, 494487), (42, 447393), (47, 399798), (57, 329658), (63, 298262), (94, 199899), (114, 164829), (126, 149131), (133, 141282), (141, 133266), (167, 112518), (171, 109886), (266, 70641), (282, 66633), (329, 57114), (334, 56259), (342, 54943), (399, 47094), (423, 44422), (501, 37506), (658, 28557), (798, 23547), (846, 22211), (893, 21042), (987, 19038), (1002, 18753), (1169, 16074), (1197, 15698), (1503, 12502), (1786, 10521), (1974, 9519), (2338, 8037), (2394, 7849), (2679, 7014), (2961, 6346), (3006, 6251), (3173, 5922), (3507, 5358)]