19634580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15583}}^1$

素因数の和:15605

約数の個数: 72

約数和(自身を含む): 68070912

約数和(自身を除く): 48436332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15583, 31166, 46749, 62332, 77915, 93498, 109081, 140247, 155830, 186996, 218162, 233745, 280494, 311660, 327243, 436324, 467490, 545405, 560988, 654486, 701235, 934980, 981729, 1090810, 1308972, 1402470, 1636215, 1963458, 2181620, 2804940, 3272430, 3926916, 4908645, 6544860, 9817290, 19634580]

約数ペア:

[(1, 19634580), (2, 9817290), (3, 6544860), (4, 4908645), (5, 3926916), (6, 3272430), (7, 2804940), (9, 2181620), (10, 1963458), (12, 1636215), (14, 1402470), (15, 1308972), (18, 1090810), (20, 981729), (21, 934980), (28, 701235), (30, 654486), (35, 560988), (36, 545405), (42, 467490), (45, 436324), (60, 327243), (63, 311660), (70, 280494), (84, 233745), (90, 218162), (105, 186996), (126, 155830), (140, 140247), (180, 109081), (210, 93498), (252, 77915), (315, 62332), (420, 46749), (630, 31166), (1260, 15583)]