1648663668

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{40853}}^1$

素因数の和:40941

約数の個数: 72

約数和(自身を含む): 4461256800

約数和(自身を除く): 2812593132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 59, 76, 114, 118, 171, 177, 228, 236, 342, 354, 531, 684, 708, 1062, 1121, 2124, 2242, 3363, 4484, 6726, 10089, 13452, 20178, 40356, 40853, 81706, 122559, 163412, 245118, 367677, 490236, 735354, 776207, 1470708, 1552414, 2328621, 2410327, 3104828, 4657242, 4820654, 6985863, 7230981, 9314484, 9641308, 13971726, 14461962, 21692943, 27943452, 28923924, 43385886, 45796213, 86771772, 91592426, 137388639, 183184852, 274777278, 412165917, 549554556, 824331834, 1648663668]

約数ペア:

[(1, 1648663668), (2, 824331834), (3, 549554556), (4, 412165917), (6, 274777278), (9, 183184852), (12, 137388639), (18, 91592426), (19, 86771772), (36, 45796213), (38, 43385886), (57, 28923924), (59, 27943452), (76, 21692943), (114, 14461962), (118, 13971726), (171, 9641308), (177, 9314484), (228, 7230981), (236, 6985863), (342, 4820654), (354, 4657242), (531, 3104828), (684, 2410327), (708, 2328621), (1062, 1552414), (1121, 1470708), (2124, 776207), (2242, 735354), (3363, 490236), (4484, 367677), (6726, 245118), (10089, 163412), (13452, 122559), (20178, 81706), (40356, 40853)]