18867030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6911}}^1$

素因数の和:6941

約数の個数: 64

約数和(自身を含む): 55738368

約数和(自身を除く): 36871338

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 6911, 13822, 20733, 34555, 41466, 48377, 69110, 89843, 96754, 103665, 145131, 179686, 207330, 241885, 269529, 290262, 449215, 483770, 539058, 628901, 725655, 898430, 1257802, 1347645, 1451310, 1886703, 2695290, 3144505, 3773406, 6289010, 9433515, 18867030]

約数ペア:

[(1, 18867030), (2, 9433515), (3, 6289010), (5, 3773406), (6, 3144505), (7, 2695290), (10, 1886703), (13, 1451310), (14, 1347645), (15, 1257802), (21, 898430), (26, 725655), (30, 628901), (35, 539058), (39, 483770), (42, 449215), (65, 290262), (70, 269529), (78, 241885), (91, 207330), (105, 179686), (130, 145131), (182, 103665), (195, 96754), (210, 89843), (273, 69110), (390, 48377), (455, 41466), (546, 34555), (910, 20733), (1365, 13822), (2730, 6911)]