11991090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 30729600

約数和(自身を除く): 18738510

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 109, 114, 190, 193, 218, 285, 327, 386, 545, 570, 579, 654, 965, 1090, 1158, 1635, 1930, 2071, 2895, 3270, 3667, 4142, 5790, 6213, 7334, 10355, 11001, 12426, 18335, 20710, 21037, 22002, 31065, 36670, 42074, 55005, 62130, 63111, 105185, 110010, 126222, 210370, 315555, 399703, 631110, 799406, 1199109, 1998515, 2398218, 3997030, 5995545, 11991090]

約数ペア:

[(1, 11991090), (2, 5995545), (3, 3997030), (5, 2398218), (6, 1998515), (10, 1199109), (15, 799406), (19, 631110), (30, 399703), (38, 315555), (57, 210370), (95, 126222), (109, 110010), (114, 105185), (190, 63111), (193, 62130), (218, 55005), (285, 42074), (327, 36670), (386, 31065), (545, 22002), (570, 21037), (579, 20710), (654, 18335), (965, 12426), (1090, 11001), (1158, 10355), (1635, 7334), (1930, 6213), (2071, 5790), (2895, 4142), (3270, 3667)]