38698478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 77844480

約数和(自身を除く): 39146002

約数列:

[1, 2, 7, 13, 14, 19, 26, 31, 38, 62, 91, 133, 182, 217, 247, 266, 361, 403, 434, 494, 589, 722, 806, 1178, 1729, 2527, 2821, 3458, 4123, 4693, 5054, 5642, 6859, 7657, 8246, 9386, 11191, 13718, 15314, 22382, 32851, 48013, 53599, 65702, 78337, 89167, 96026, 107198, 145483, 156674, 178334, 212629, 290966, 425258, 624169, 1018381, 1248338, 1488403, 2036762, 2764177, 2976806, 5528354, 19349239, 38698478]

約数ペア:

[(1, 38698478), (2, 19349239), (7, 5528354), (13, 2976806), (14, 2764177), (19, 2036762), (26, 1488403), (31, 1248338), (38, 1018381), (62, 624169), (91, 425258), (133, 290966), (182, 212629), (217, 178334), (247, 156674), (266, 145483), (361, 107198), (403, 96026), (434, 89167), (494, 78337), (589, 65702), (722, 53599), (806, 48013), (1178, 32851), (1729, 22382), (2527, 15314), (2821, 13718), (3458, 11191), (4123, 9386), (4693, 8246), (5054, 7657), (5642, 6859)]