18758932940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{195121}}^1$

素因数の和:195183

約数の個数: 96

約数和(自身を含む): 47203914240

約数和(自身を除く): 28444981300

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 38, 44, 46, 55, 76, 92, 95, 110, 115, 190, 209, 220, 230, 253, 380, 418, 437, 460, 506, 836, 874, 1012, 1045, 1265, 1748, 2090, 2185, 2530, 4180, 4370, 4807, 5060, 8740, 9614, 19228, 24035, 48070, 96140, 195121, 390242, 780484, 975605, 1951210, 2146331, 3707299, 3902420, 4292662, 4487783, 7414598, 8585324, 8975566, 10731655, 14829196, 17951132, 18536495, 21463310, 22438915, 37072990, 40780289, 42926620, 44877830, 49365613, 74145980, 81560578, 85267877, 89755660, 98731226, 163121156, 170535754, 197462452, 203901445, 246828065, 341071508, 407802890, 426339385, 493656130, 815605780, 852678770, 937946647, 987312260, 1705357540, 1875893294, 3751786588, 4689733235, 9379466470, 18758932940]

約数ペア:

[(1, 18758932940), (2, 9379466470), (4, 4689733235), (5, 3751786588), (10, 1875893294), (11, 1705357540), (19, 987312260), (20, 937946647), (22, 852678770), (23, 815605780), (38, 493656130), (44, 426339385), (46, 407802890), (55, 341071508), (76, 246828065), (92, 203901445), (95, 197462452), (110, 170535754), (115, 163121156), (190, 98731226), (209, 89755660), (220, 85267877), (230, 81560578), (253, 74145980), (380, 49365613), (418, 44877830), (437, 42926620), (460, 40780289), (506, 37072990), (836, 22438915), (874, 21463310), (1012, 18536495), (1045, 17951132), (1265, 14829196), (1748, 10731655), (2090, 8975566), (2185, 8585324), (2530, 7414598), (4180, 4487783), (4370, 4292662), (4807, 3902420), (5060, 3707299), (8740, 2146331), (9614, 1951210), (19228, 975605), (24035, 780484), (48070, 390242), (96140, 195121)]