201918886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^2\times {\mathrm{97}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 349794144

約数和(自身を除く): 147875258

約数列:

[1, 2, 13, 23, 26, 46, 59, 97, 118, 194, 299, 598, 767, 1261, 1357, 1534, 2231, 2522, 2714, 3481, 4462, 5723, 6962, 11446, 17641, 29003, 35282, 45253, 58006, 74399, 80063, 90506, 131629, 148798, 160126, 263258, 337657, 675314, 1040819, 1711177, 2081638, 3422354, 4389541, 7766111, 8779082, 15532222, 100959443, 201918886]

約数ペア:

[(1, 201918886), (2, 100959443), (13, 15532222), (23, 8779082), (26, 7766111), (46, 4389541), (59, 3422354), (97, 2081638), (118, 1711177), (194, 1040819), (299, 675314), (598, 337657), (767, 263258), (1261, 160126), (1357, 148798), (1534, 131629), (2231, 90506), (2522, 80063), (2714, 74399), (3481, 58006), (4462, 45253), (5723, 35282), (6962, 29003), (11446, 17641)]