2018133620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1$

素因数の和:729

約数の個数: 96

約数和(自身を含む): 4554240768

約数和(自身を除く): 2536107148

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 257, 397, 430, 460, 514, 794, 860, 989, 1028, 1285, 1588, 1978, 1985, 2570, 3956, 3970, 4945, 5140, 5911, 7940, 9131, 9890, 11051, 11822, 17071, 18262, 19780, 22102, 23644, 29555, 34142, 36524, 44204, 45655, 55255, 59110, 68284, 85355, 91310, 102029, 110510, 118220, 170710, 182620, 204058, 221020, 254173, 341420, 392633, 408116, 508346, 510145, 785266, 1016692, 1020290, 1270865, 1570532, 1963165, 2040580, 2346667, 2541730, 3926330, 4387247, 4693334, 5083460, 7852660, 8774494, 9386668, 11733335, 17548988, 21936235, 23466670, 43872470, 46933340, 87744940, 100906681, 201813362, 403626724, 504533405, 1009066810, 2018133620]

約数ペア:

[(1, 2018133620), (2, 1009066810), (4, 504533405), (5, 403626724), (10, 201813362), (20, 100906681), (23, 87744940), (43, 46933340), (46, 43872470), (86, 23466670), (92, 21936235), (115, 17548988), (172, 11733335), (215, 9386668), (230, 8774494), (257, 7852660), (397, 5083460), (430, 4693334), (460, 4387247), (514, 3926330), (794, 2541730), (860, 2346667), (989, 2040580), (1028, 1963165), (1285, 1570532), (1588, 1270865), (1978, 1020290), (1985, 1016692), (2570, 785266), (3956, 510145), (3970, 508346), (4945, 408116), (5140, 392633), (5911, 341420), (7940, 254173), (9131, 221020), (9890, 204058), (11051, 182620), (11822, 170710), (17071, 118220), (18262, 110510), (19780, 102029), (22102, 91310), (23644, 85355), (29555, 68284), (34142, 59110), (36524, 55255), (44204, 45655)]