208012012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 407836800

約数和(自身を除く): 199824788

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 271, 377, 509, 542, 754, 1018, 1084, 1508, 2036, 3523, 6617, 7046, 7859, 13234, 14092, 14761, 15718, 26468, 29522, 31436, 59044, 102167, 137939, 191893, 204334, 275878, 383786, 408668, 551756, 767572, 1793207, 3586414, 4000231, 7172828, 8000462, 16000924, 52003003, 104006006, 208012012]

約数ペア:

[(1, 208012012), (2, 104006006), (4, 52003003), (13, 16000924), (26, 8000462), (29, 7172828), (52, 4000231), (58, 3586414), (116, 1793207), (271, 767572), (377, 551756), (509, 408668), (542, 383786), (754, 275878), (1018, 204334), (1084, 191893), (1508, 137939), (2036, 102167), (3523, 59044), (6617, 31436), (7046, 29522), (7859, 26468), (13234, 15718), (14092, 14761)]