18865330850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{684767}}^1$

素因数の和:684827

約数の個数: 48

約数和(自身を含む): 38210054400

約数和(自身を除く): 19344723550

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 145, 190, 290, 475, 551, 725, 950, 1102, 1450, 2755, 5510, 13775, 27550, 684767, 1369534, 3423835, 6847670, 13010573, 17119175, 19858243, 26021146, 34238350, 39716486, 65052865, 99291215, 130105730, 198582430, 325264325, 377306617, 496456075, 650528650, 754613234, 992912150, 1886533085, 3773066170, 9432665425, 18865330850]

約数ペア:

[(1, 18865330850), (2, 9432665425), (5, 3773066170), (10, 1886533085), (19, 992912150), (25, 754613234), (29, 650528650), (38, 496456075), (50, 377306617), (58, 325264325), (95, 198582430), (145, 130105730), (190, 99291215), (290, 65052865), (475, 39716486), (551, 34238350), (725, 26021146), (950, 19858243), (1102, 17119175), (1450, 13010573), (2755, 6847670), (5510, 3423835), (13775, 1369534), (27550, 684767)]