201851416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 424730880

約数和(自身を除く): 222879464

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 137, 248, 274, 403, 457, 548, 806, 914, 1096, 1612, 1781, 1828, 3224, 3562, 3656, 4247, 5941, 7124, 8494, 11882, 14167, 14248, 16988, 23764, 28334, 33976, 47528, 55211, 56668, 62609, 110422, 113336, 125218, 184171, 220844, 250436, 368342, 441688, 500872, 736684, 813917, 1473368, 1627834, 1940879, 3255668, 3881758, 6511336, 7763516, 15527032, 25231427, 50462854, 100925708, 201851416]

約数ペア:

[(1, 201851416), (2, 100925708), (4, 50462854), (8, 25231427), (13, 15527032), (26, 7763516), (31, 6511336), (52, 3881758), (62, 3255668), (104, 1940879), (124, 1627834), (137, 1473368), (248, 813917), (274, 736684), (403, 500872), (457, 441688), (548, 368342), (806, 250436), (914, 220844), (1096, 184171), (1612, 125218), (1781, 113336), (1828, 110422), (3224, 62609), (3562, 56668), (3656, 55211), (4247, 47528), (5941, 33976), (7124, 28334), (8494, 23764), (11882, 16988), (14167, 14248)]