66487408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18803}}^1$

素因数の和:18841

約数の個数: 40

約数和(自身を含む): 146896848

約数和(自身を除く): 80409440

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 18803, 37606, 75212, 150424, 244439, 300848, 319651, 488878, 639302, 977756, 1278604, 1955512, 2557208, 3911024, 4155463, 5114416, 8310926, 16621852, 33243704, 66487408]

約数ペア:

[(1, 66487408), (2, 33243704), (4, 16621852), (8, 8310926), (13, 5114416), (16, 4155463), (17, 3911024), (26, 2557208), (34, 1955512), (52, 1278604), (68, 977756), (104, 639302), (136, 488878), (208, 319651), (221, 300848), (272, 244439), (442, 150424), (884, 75212), (1768, 37606), (3536, 18803)]