18486056954

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{997}}^1$

素因数の和:1519

約数の個数: 48

約数和(自身を含む): 29845641096

約数和(自身を除く): 11359584142

約数列:

[1, 2, 19, 38, 61, 122, 361, 421, 722, 842, 997, 1159, 1994, 2318, 7999, 15998, 18943, 22021, 25681, 37886, 44042, 51362, 60817, 121634, 151981, 303962, 359917, 419737, 487939, 719834, 839474, 975878, 1155523, 2311046, 7975003, 9270841, 15950006, 18541682, 21954937, 25603957, 43909874, 51207914, 151525057, 303050114, 486475183, 972950366, 9243028477, 18486056954]

約数ペア:

[(1, 18486056954), (2, 9243028477), (19, 972950366), (38, 486475183), (61, 303050114), (122, 151525057), (361, 51207914), (421, 43909874), (722, 25603957), (842, 21954937), (997, 18541682), (1159, 15950006), (1994, 9270841), (2318, 7975003), (7999, 2311046), (15998, 1155523), (18943, 975878), (22021, 839474), (25681, 719834), (37886, 487939), (44042, 419737), (51362, 359917), (60817, 303962), (121634, 151981)]