20172860144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{13829}}^1$

素因数の和:14058

約数の個数: 80

約数和(自身を含む): 42969035520

約数和(自身を除く): 22796175376

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 173, 248, 272, 346, 496, 527, 692, 1054, 1384, 2108, 2768, 2941, 4216, 5363, 5882, 8432, 10726, 11764, 13829, 21452, 23528, 27658, 42904, 47056, 55316, 85808, 91171, 110632, 182342, 221264, 235093, 364684, 428699, 470186, 729368, 857398, 940372, 1458736, 1714796, 1880744, 2392417, 3429592, 3761488, 4784834, 6859184, 7287883, 9569668, 14575766, 19139336, 29151532, 38278672, 40671089, 58303064, 74164927, 81342178, 116606128, 148329854, 162684356, 296659708, 325368712, 593319416, 650737424, 1186638832, 1260803759, 2521607518, 5043215036, 10086430072, 20172860144]

約数ペア:

[(1, 20172860144), (2, 10086430072), (4, 5043215036), (8, 2521607518), (16, 1260803759), (17, 1186638832), (31, 650737424), (34, 593319416), (62, 325368712), (68, 296659708), (124, 162684356), (136, 148329854), (173, 116606128), (248, 81342178), (272, 74164927), (346, 58303064), (496, 40671089), (527, 38278672), (692, 29151532), (1054, 19139336), (1384, 14575766), (2108, 9569668), (2768, 7287883), (2941, 6859184), (4216, 4784834), (5363, 3761488), (5882, 3429592), (8432, 2392417), (10726, 1880744), (11764, 1714796), (13829, 1458736), (21452, 940372), (23528, 857398), (27658, 729368), (42904, 470186), (47056, 428699), (55316, 364684), (85808, 235093), (91171, 221264), (110632, 182342)]