18895695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 37847040

約数和(自身を除く): 18951345

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 109, 127, 195, 273, 327, 381, 455, 545, 635, 763, 889, 1365, 1417, 1635, 1651, 1905, 2289, 2667, 3815, 4251, 4445, 4953, 7085, 8255, 9919, 11445, 11557, 13335, 13843, 21255, 24765, 29757, 34671, 41529, 49595, 57785, 69215, 96901, 148785, 173355, 179959, 207645, 290703, 484505, 539877, 899795, 1259713, 1453515, 2699385, 3779139, 6298565, 18895695]

約数ペア:

[(1, 18895695), (3, 6298565), (5, 3779139), (7, 2699385), (13, 1453515), (15, 1259713), (21, 899795), (35, 539877), (39, 484505), (65, 290703), (91, 207645), (105, 179959), (109, 173355), (127, 148785), (195, 96901), (273, 69215), (327, 57785), (381, 49595), (455, 41529), (545, 34671), (635, 29757), (763, 24765), (889, 21255), (1365, 13843), (1417, 13335), (1635, 11557), (1651, 11445), (1905, 9919), (2289, 8255), (2667, 7085), (3815, 4953), (4251, 4445)]