20198984928

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{538123}}^1$

素因数の和:538176

約数の個数: 96

約数和(自身を含む): 58582331136

約数和(自身を除く): 38383346208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 32, 34, 46, 48, 51, 68, 69, 92, 96, 102, 136, 138, 184, 204, 272, 276, 368, 391, 408, 544, 552, 736, 782, 816, 1104, 1173, 1564, 1632, 2208, 2346, 3128, 4692, 6256, 9384, 12512, 18768, 37536, 538123, 1076246, 1614369, 2152492, 3228738, 4304984, 6457476, 8609968, 9148091, 12376829, 12914952, 17219936, 18296182, 24753658, 25829904, 27444273, 36592364, 37130487, 49507316, 51659808, 54888546, 73184728, 74260974, 99014632, 109777092, 146369456, 148521948, 198029264, 210406093, 219554184, 292738912, 297043896, 396058528, 420812186, 439108368, 594087792, 631218279, 841624372, 878216736, 1188175584, 1262436558, 1683248744, 2524873116, 3366497488, 5049746232, 6732994976, 10099492464, 20198984928]

約数ペア:

[(1, 20198984928), (2, 10099492464), (3, 6732994976), (4, 5049746232), (6, 3366497488), (8, 2524873116), (12, 1683248744), (16, 1262436558), (17, 1188175584), (23, 878216736), (24, 841624372), (32, 631218279), (34, 594087792), (46, 439108368), (48, 420812186), (51, 396058528), (68, 297043896), (69, 292738912), (92, 219554184), (96, 210406093), (102, 198029264), (136, 148521948), (138, 146369456), (184, 109777092), (204, 99014632), (272, 74260974), (276, 73184728), (368, 54888546), (391, 51659808), (408, 49507316), (544, 37130487), (552, 36592364), (736, 27444273), (782, 25829904), (816, 24753658), (1104, 18296182), (1173, 17219936), (1564, 12914952), (1632, 12376829), (2208, 9148091), (2346, 8609968), (3128, 6457476), (4692, 4304984), (6256, 3228738), (9384, 2152492), (12512, 1614369), (18768, 1076246), (37536, 538123)]