18641639310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{140681}}^1$

素因数の和:141329

約数の個数: 64

約数和(自身を含む): 51212749824

約数和(自身を除く): 32571110514

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 631, 1262, 1893, 3155, 3786, 4417, 6310, 8834, 9465, 13251, 18930, 22085, 26502, 44170, 66255, 132510, 140681, 281362, 422043, 703405, 844086, 984767, 1406810, 1969534, 2110215, 2954301, 4220430, 4923835, 5908602, 9847670, 14771505, 29543010, 88769711, 177539422, 266309133, 443848555, 532618266, 621387977, 887697110, 1242775954, 1331545665, 1864163931, 2663091330, 3106939885, 3728327862, 6213879770, 9320819655, 18641639310]

約数ペア:

[(1, 18641639310), (2, 9320819655), (3, 6213879770), (5, 3728327862), (6, 3106939885), (7, 2663091330), (10, 1864163931), (14, 1331545665), (15, 1242775954), (21, 887697110), (30, 621387977), (35, 532618266), (42, 443848555), (70, 266309133), (105, 177539422), (210, 88769711), (631, 29543010), (1262, 14771505), (1893, 9847670), (3155, 5908602), (3786, 4923835), (4417, 4220430), (6310, 2954301), (8834, 2110215), (9465, 1969534), (13251, 1406810), (18930, 984767), (22085, 844086), (26502, 703405), (44170, 422043), (66255, 281362), (132510, 140681)]