19150996

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 36900864

約数和(自身を除く): 17749868

約数列:

[1, 2, 4, 23, 43, 46, 47, 86, 92, 94, 103, 172, 188, 206, 412, 989, 1081, 1978, 2021, 2162, 2369, 3956, 4042, 4324, 4429, 4738, 4841, 8084, 8858, 9476, 9682, 17716, 19364, 46483, 92966, 101867, 111343, 185932, 203734, 208163, 222686, 407468, 416326, 445372, 832652, 4787749, 9575498, 19150996]

約数ペア:

[(1, 19150996), (2, 9575498), (4, 4787749), (23, 832652), (43, 445372), (46, 416326), (47, 407468), (86, 222686), (92, 208163), (94, 203734), (103, 185932), (172, 111343), (188, 101867), (206, 92966), (412, 46483), (989, 19364), (1081, 17716), (1978, 9682), (2021, 9476), (2162, 8858), (2369, 8084), (3956, 4841), (4042, 4738), (4324, 4429)]