18896670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:578

約数の個数: 96

約数和(自身を含む): 54722304

約数和(自身を除く): 35825634

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 521, 558, 585, 806, 930, 1042, 1170, 1209, 1395, 1563, 2015, 2418, 2605, 2790, 3126, 3627, 4030, 4689, 5210, 6045, 6773, 7254, 7815, 9378, 12090, 13546, 15630, 16151, 18135, 20319, 23445, 32302, 33865, 36270, 40638, 46890, 48453, 60957, 67730, 80755, 96906, 101595, 121914, 145359, 161510, 203190, 209963, 242265, 290718, 304785, 419926, 484530, 609570, 629889, 726795, 1049815, 1259778, 1453590, 1889667, 2099630, 3149445, 3779334, 6298890, 9448335, 18896670]

約数ペア:

[(1, 18896670), (2, 9448335), (3, 6298890), (5, 3779334), (6, 3149445), (9, 2099630), (10, 1889667), (13, 1453590), (15, 1259778), (18, 1049815), (26, 726795), (30, 629889), (31, 609570), (39, 484530), (45, 419926), (62, 304785), (65, 290718), (78, 242265), (90, 209963), (93, 203190), (117, 161510), (130, 145359), (155, 121914), (186, 101595), (195, 96906), (234, 80755), (279, 67730), (310, 60957), (390, 48453), (403, 46890), (465, 40638), (521, 36270), (558, 33865), (585, 32302), (806, 23445), (930, 20319), (1042, 18135), (1170, 16151), (1209, 15630), (1395, 13546), (1563, 12090), (2015, 9378), (2418, 7815), (2605, 7254), (2790, 6773), (3126, 6045), (3627, 5210), (4030, 4689)]