19317848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 43092000

約数和(自身を除く): 23774152

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 37, 44, 68, 74, 88, 136, 148, 187, 296, 349, 374, 407, 629, 698, 748, 814, 1258, 1396, 1496, 1628, 2516, 2792, 3256, 3839, 5032, 5933, 6919, 7678, 11866, 12913, 13838, 15356, 23732, 25826, 27676, 30712, 47464, 51652, 55352, 65263, 103304, 130526, 142043, 219521, 261052, 284086, 439042, 522104, 568172, 878084, 1136344, 1756168, 2414731, 4829462, 9658924, 19317848]

約数ペア:

[(1, 19317848), (2, 9658924), (4, 4829462), (8, 2414731), (11, 1756168), (17, 1136344), (22, 878084), (34, 568172), (37, 522104), (44, 439042), (68, 284086), (74, 261052), (88, 219521), (136, 142043), (148, 130526), (187, 103304), (296, 65263), (349, 55352), (374, 51652), (407, 47464), (629, 30712), (698, 27676), (748, 25826), (814, 23732), (1258, 15356), (1396, 13838), (1496, 12913), (1628, 11866), (2516, 7678), (2792, 6919), (3256, 5933), (3839, 5032)]