20138289424

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{131671}}^1$

素因数の和:131780

約数の個数: 60

約数和(自身を含む): 43430692480

約数和(自身を除く): 23292403056

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 121, 158, 176, 242, 316, 484, 632, 869, 968, 1264, 1738, 1936, 3476, 6952, 9559, 13904, 19118, 38236, 76472, 131671, 152944, 263342, 526684, 1053368, 1448381, 2106736, 2896762, 5793524, 10402009, 11587048, 15932191, 20804018, 23174096, 31864382, 41608036, 63728764, 83216072, 114422099, 127457528, 166432144, 228844198, 254915056, 457688396, 915376792, 1258643089, 1830753584, 2517286178, 5034572356, 10069144712, 20138289424]

約数ペア:

[(1, 20138289424), (2, 10069144712), (4, 5034572356), (8, 2517286178), (11, 1830753584), (16, 1258643089), (22, 915376792), (44, 457688396), (79, 254915056), (88, 228844198), (121, 166432144), (158, 127457528), (176, 114422099), (242, 83216072), (316, 63728764), (484, 41608036), (632, 31864382), (869, 23174096), (968, 20804018), (1264, 15932191), (1738, 11587048), (1936, 10402009), (3476, 5793524), (6952, 2896762), (9559, 2106736), (13904, 1448381), (19118, 1053368), (38236, 526684), (76472, 263342), (131671, 152944)]