18401850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 52050240

約数和(自身を除く): 33648390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 43, 45, 50, 54, 75, 86, 90, 129, 135, 150, 215, 225, 258, 270, 317, 387, 430, 450, 634, 645, 675, 774, 951, 1075, 1161, 1290, 1350, 1585, 1902, 1935, 2150, 2322, 2853, 3170, 3225, 3870, 4755, 5706, 5805, 6450, 7925, 8559, 9510, 9675, 11610, 13631, 14265, 15850, 17118, 19350, 23775, 27262, 28530, 29025, 40893, 42795, 47550, 58050, 68155, 71325, 81786, 85590, 122679, 136310, 142650, 204465, 213975, 245358, 340775, 368037, 408930, 427950, 613395, 681550, 736074, 1022325, 1226790, 1840185, 2044650, 3066975, 3680370, 6133950, 9200925, 18401850]

約数ペア:

[(1, 18401850), (2, 9200925), (3, 6133950), (5, 3680370), (6, 3066975), (9, 2044650), (10, 1840185), (15, 1226790), (18, 1022325), (25, 736074), (27, 681550), (30, 613395), (43, 427950), (45, 408930), (50, 368037), (54, 340775), (75, 245358), (86, 213975), (90, 204465), (129, 142650), (135, 136310), (150, 122679), (215, 85590), (225, 81786), (258, 71325), (270, 68155), (317, 58050), (387, 47550), (430, 42795), (450, 40893), (634, 29025), (645, 28530), (675, 27262), (774, 23775), (951, 19350), (1075, 17118), (1161, 15850), (1290, 14265), (1350, 13631), (1585, 11610), (1902, 9675), (1935, 9510), (2150, 8559), (2322, 7925), (2853, 6450), (3170, 5805), (3225, 5706), (3870, 4755)]