20404768683

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 30301286400

約数和(自身を除く): 9896517717

約数列:

[1, 3, 13, 39, 59, 131, 139, 177, 393, 417, 487, 767, 1461, 1703, 1807, 2301, 5109, 5421, 6331, 7729, 8201, 18209, 18993, 23187, 24603, 28733, 54627, 63797, 67693, 86199, 100477, 106613, 191391, 203079, 236717, 301431, 319839, 373529, 710151, 829361, 880009, 1074331, 1120587, 2488083, 2640027, 3222993, 3764023, 3993887, 8867783, 11292069, 11981661, 13966303, 26603349, 41898909, 48932299, 51920531, 115281179, 146796897, 155761593, 345843537, 523199197, 1569597591, 6801589561, 20404768683]

約数ペア:

[(1, 20404768683), (3, 6801589561), (13, 1569597591), (39, 523199197), (59, 345843537), (131, 155761593), (139, 146796897), (177, 115281179), (393, 51920531), (417, 48932299), (487, 41898909), (767, 26603349), (1461, 13966303), (1703, 11981661), (1807, 11292069), (2301, 8867783), (5109, 3993887), (5421, 3764023), (6331, 3222993), (7729, 2640027), (8201, 2488083), (18209, 1120587), (18993, 1074331), (23187, 880009), (24603, 829361), (28733, 710151), (54627, 373529), (63797, 319839), (67693, 301431), (86199, 236717), (100477, 203079), (106613, 191391)]