18736620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6373}}^1$

素因数の和:6399

約数の個数: 72

約数和(自身を含む): 61037424

約数和(自身を除く): 42300804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6373, 12746, 19119, 25492, 31865, 38238, 44611, 63730, 76476, 89222, 95595, 127460, 133833, 178444, 191190, 223055, 267666, 312277, 382380, 446110, 535332, 624554, 669165, 892220, 936831, 1249108, 1338330, 1561385, 1873662, 2676660, 3122770, 3747324, 4684155, 6245540, 9368310, 18736620]

約数ペア:

[(1, 18736620), (2, 9368310), (3, 6245540), (4, 4684155), (5, 3747324), (6, 3122770), (7, 2676660), (10, 1873662), (12, 1561385), (14, 1338330), (15, 1249108), (20, 936831), (21, 892220), (28, 669165), (30, 624554), (35, 535332), (42, 446110), (49, 382380), (60, 312277), (70, 267666), (84, 223055), (98, 191190), (105, 178444), (140, 133833), (147, 127460), (196, 95595), (210, 89222), (245, 76476), (294, 63730), (420, 44611), (490, 38238), (588, 31865), (735, 25492), (980, 19119), (1470, 12746), (2940, 6373)]