19553634

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:751

約数の個数: 48

約数和(自身を含む): 44883072

約数和(自身を除く): 25329438

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 73, 138, 146, 207, 219, 414, 438, 647, 657, 1294, 1314, 1679, 1941, 3358, 3882, 5037, 5823, 10074, 11646, 14881, 15111, 29762, 30222, 44643, 47231, 89286, 94462, 133929, 141693, 267858, 283386, 425079, 850158, 1086313, 2172626, 3258939, 6517878, 9776817, 19553634]

約数ペア:

[(1, 19553634), (2, 9776817), (3, 6517878), (6, 3258939), (9, 2172626), (18, 1086313), (23, 850158), (46, 425079), (69, 283386), (73, 267858), (138, 141693), (146, 133929), (207, 94462), (219, 89286), (414, 47231), (438, 44643), (647, 30222), (657, 29762), (1294, 15111), (1314, 14881), (1679, 11646), (1941, 10074), (3358, 5823), (3882, 5037)]