18811650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:916

約数の個数: 96

約数和(自身を含む): 54871488

約数和(自身を除く): 36059838

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 110, 130, 143, 150, 165, 195, 275, 286, 325, 330, 390, 429, 550, 650, 715, 825, 858, 877, 975, 1430, 1650, 1754, 1950, 2145, 2631, 3575, 4290, 4385, 5262, 7150, 8770, 9647, 10725, 11401, 13155, 19294, 21450, 21925, 22802, 26310, 28941, 34203, 43850, 48235, 57005, 57882, 65775, 68406, 96470, 114010, 125411, 131550, 144705, 171015, 241175, 250822, 285025, 289410, 342030, 376233, 482350, 570050, 627055, 723525, 752466, 855075, 1254110, 1447050, 1710150, 1881165, 3135275, 3762330, 6270550, 9405825, 18811650]

約数ペア:

[(1, 18811650), (2, 9405825), (3, 6270550), (5, 3762330), (6, 3135275), (10, 1881165), (11, 1710150), (13, 1447050), (15, 1254110), (22, 855075), (25, 752466), (26, 723525), (30, 627055), (33, 570050), (39, 482350), (50, 376233), (55, 342030), (65, 289410), (66, 285025), (75, 250822), (78, 241175), (110, 171015), (130, 144705), (143, 131550), (150, 125411), (165, 114010), (195, 96470), (275, 68406), (286, 65775), (325, 57882), (330, 57005), (390, 48235), (429, 43850), (550, 34203), (650, 28941), (715, 26310), (825, 22802), (858, 21925), (877, 21450), (975, 19294), (1430, 13155), (1650, 11401), (1754, 10725), (1950, 9647), (2145, 8770), (2631, 7150), (3575, 5262), (4290, 4385)]