19285638

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 42854400

約数和(自身を除く): 23568762

約数列:

[1, 2, 3, 6, 23, 29, 46, 58, 61, 69, 79, 87, 122, 138, 158, 174, 183, 237, 366, 474, 667, 1334, 1403, 1769, 1817, 2001, 2291, 2806, 3538, 3634, 4002, 4209, 4582, 4819, 5307, 5451, 6873, 8418, 9638, 10614, 10902, 13746, 14457, 28914, 40687, 52693, 81374, 105386, 110837, 122061, 139751, 158079, 221674, 244122, 279502, 316158, 332511, 419253, 665022, 838506, 3214273, 6428546, 9642819, 19285638]

約数ペア:

[(1, 19285638), (2, 9642819), (3, 6428546), (6, 3214273), (23, 838506), (29, 665022), (46, 419253), (58, 332511), (61, 316158), (69, 279502), (79, 244122), (87, 221674), (122, 158079), (138, 139751), (158, 122061), (174, 110837), (183, 105386), (237, 81374), (366, 52693), (474, 40687), (667, 28914), (1334, 14457), (1403, 13746), (1769, 10902), (1817, 10614), (2001, 9638), (2291, 8418), (2806, 6873), (3538, 5451), (3634, 5307), (4002, 4819), (4209, 4582)]