2019345118

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 3705292800

約数和(自身を除く): 1685947682

約数列:

[1, 2, 7, 14, 19, 38, 109, 133, 218, 257, 266, 271, 514, 542, 763, 1526, 1799, 1897, 2071, 3598, 3794, 4142, 4883, 5149, 9766, 10298, 14497, 28013, 28994, 29539, 34181, 36043, 56026, 59078, 68362, 69647, 72086, 139294, 196091, 206773, 392182, 413546, 487529, 532247, 561241, 975058, 1064494, 1122482, 1323293, 2646586, 3725729, 3928687, 7451458, 7591523, 7857374, 9263051, 15183046, 18526102, 53140661, 106281322, 144238937, 288477874, 1009672559, 2019345118]

約数ペア:

[(1, 2019345118), (2, 1009672559), (7, 288477874), (14, 144238937), (19, 106281322), (38, 53140661), (109, 18526102), (133, 15183046), (218, 9263051), (257, 7857374), (266, 7591523), (271, 7451458), (514, 3928687), (542, 3725729), (763, 2646586), (1526, 1323293), (1799, 1122482), (1897, 1064494), (2071, 975058), (3598, 561241), (3794, 532247), (4142, 487529), (4883, 413546), (5149, 392182), (9766, 206773), (10298, 196091), (14497, 139294), (28013, 72086), (28994, 69647), (29539, 68362), (34181, 59078), (36043, 56026)]