1901678492

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1\times {\mathrm{2777}}^1$

素因数の和:3486

約数の個数: 48

約数和(自身を含む): 3913468608

約数和(自身を除く): 2011790116

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 661, 1036, 1322, 2644, 2777, 4627, 5554, 9254, 11108, 18508, 19439, 24457, 38878, 48914, 77756, 97828, 102749, 171199, 205498, 342398, 410996, 684796, 719243, 1438486, 1835597, 2876972, 3671194, 7342388, 12849179, 25698358, 51396716, 67917089, 135834178, 271668356, 475419623, 950839246, 1901678492]

約数ペア:

[(1, 1901678492), (2, 950839246), (4, 475419623), (7, 271668356), (14, 135834178), (28, 67917089), (37, 51396716), (74, 25698358), (148, 12849179), (259, 7342388), (518, 3671194), (661, 2876972), (1036, 1835597), (1322, 1438486), (2644, 719243), (2777, 684796), (4627, 410996), (5554, 342398), (9254, 205498), (11108, 171199), (18508, 102749), (19439, 97828), (24457, 77756), (38878, 48914)]