20163949722

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{4519}}^1\times {\mathrm{5059}}^1$

素因数の和:9600

約数の個数: 72

約数和(自身を含む): 50842677600

約数和(自身を除く): 30678727878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 4519, 5059, 9038, 10118, 13557, 15177, 27114, 30354, 31633, 35413, 40671, 45531, 63266, 70826, 81342, 91062, 94899, 106239, 189798, 212478, 221431, 247891, 284697, 318717, 442862, 495782, 569394, 637434, 664293, 743673, 1328586, 1487346, 1992879, 2231019, 3985758, 4462038, 22861621, 45723242, 68584863, 137169726, 160031347, 205754589, 320062694, 411509178, 480094041, 960188082, 1120219429, 1440282123, 2240438858, 2880564246, 3360658287, 6721316574, 10081974861, 20163949722]

約数ペア:

[(1, 20163949722), (2, 10081974861), (3, 6721316574), (6, 3360658287), (7, 2880564246), (9, 2240438858), (14, 1440282123), (18, 1120219429), (21, 960188082), (42, 480094041), (49, 411509178), (63, 320062694), (98, 205754589), (126, 160031347), (147, 137169726), (294, 68584863), (441, 45723242), (882, 22861621), (4519, 4462038), (5059, 3985758), (9038, 2231019), (10118, 1992879), (13557, 1487346), (15177, 1328586), (27114, 743673), (30354, 664293), (31633, 637434), (35413, 569394), (40671, 495782), (45531, 442862), (63266, 318717), (70826, 284697), (81342, 247891), (91062, 221431), (94899, 212478), (106239, 189798)]