19274580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8237}}^1$

素因数の和:8265

約数の個数: 72

約数和(自身を含む): 62971272

約数和(自身を除く): 43696692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8237, 16474, 24711, 32948, 41185, 49422, 74133, 82370, 98844, 107081, 123555, 148266, 164740, 214162, 247110, 296532, 321243, 370665, 428324, 494220, 535405, 642486, 741330, 963729, 1070810, 1284972, 1482660, 1606215, 1927458, 2141620, 3212430, 3854916, 4818645, 6424860, 9637290, 19274580]

約数ペア:

[(1, 19274580), (2, 9637290), (3, 6424860), (4, 4818645), (5, 3854916), (6, 3212430), (9, 2141620), (10, 1927458), (12, 1606215), (13, 1482660), (15, 1284972), (18, 1070810), (20, 963729), (26, 741330), (30, 642486), (36, 535405), (39, 494220), (45, 428324), (52, 370665), (60, 321243), (65, 296532), (78, 247110), (90, 214162), (117, 164740), (130, 148266), (156, 123555), (180, 107081), (195, 98844), (234, 82370), (260, 74133), (390, 49422), (468, 41185), (585, 32948), (780, 24711), (1170, 16474), (2340, 8237)]