18799950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 51996672

約数和(自身を除く): 33196722

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 50, 62, 65, 75, 78, 93, 130, 150, 155, 186, 195, 310, 311, 325, 390, 403, 465, 622, 650, 775, 806, 930, 933, 975, 1209, 1550, 1555, 1866, 1950, 2015, 2325, 2418, 3110, 4030, 4043, 4650, 4665, 6045, 7775, 8086, 9330, 9641, 10075, 12090, 12129, 15550, 19282, 20150, 20215, 23325, 24258, 28923, 30225, 40430, 46650, 48205, 57846, 60450, 60645, 96410, 101075, 121290, 125333, 144615, 202150, 241025, 250666, 289230, 303225, 375999, 482050, 606450, 626665, 723075, 751998, 1253330, 1446150, 1879995, 3133325, 3759990, 6266650, 9399975, 18799950]

約数ペア:

[(1, 18799950), (2, 9399975), (3, 6266650), (5, 3759990), (6, 3133325), (10, 1879995), (13, 1446150), (15, 1253330), (25, 751998), (26, 723075), (30, 626665), (31, 606450), (39, 482050), (50, 375999), (62, 303225), (65, 289230), (75, 250666), (78, 241025), (93, 202150), (130, 144615), (150, 125333), (155, 121290), (186, 101075), (195, 96410), (310, 60645), (311, 60450), (325, 57846), (390, 48205), (403, 46650), (465, 40430), (622, 30225), (650, 28923), (775, 24258), (806, 23325), (930, 20215), (933, 20150), (975, 19282), (1209, 15550), (1550, 12129), (1555, 12090), (1866, 10075), (1950, 9641), (2015, 9330), (2325, 8086), (2418, 7775), (3110, 6045), (4030, 4665), (4043, 4650)]