17918986544

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{4733}}^1$

素因数の和:5238

約数の個数: 80

約数和(自身を含む): 38038636800

約数和(自身を除く): 20119650256

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 449, 496, 527, 898, 1054, 1796, 2108, 3592, 4216, 4733, 7184, 7633, 8432, 9466, 13919, 15266, 18932, 27838, 30532, 37864, 55676, 61064, 75728, 80461, 111352, 122128, 146723, 160922, 222704, 236623, 293446, 321844, 473246, 586892, 643688, 946492, 1173784, 1287376, 1892984, 2125117, 2347568, 2494291, 3785968, 4250234, 4988582, 8500468, 9977164, 17000936, 19954328, 34001872, 36126989, 39908656, 65878627, 72253978, 131757254, 144507956, 263514508, 289015912, 527029016, 578031824, 1054058032, 1119936659, 2239873318, 4479746636, 8959493272, 17918986544]

約数ペア:

[(1, 17918986544), (2, 8959493272), (4, 4479746636), (8, 2239873318), (16, 1119936659), (17, 1054058032), (31, 578031824), (34, 527029016), (62, 289015912), (68, 263514508), (124, 144507956), (136, 131757254), (248, 72253978), (272, 65878627), (449, 39908656), (496, 36126989), (527, 34001872), (898, 19954328), (1054, 17000936), (1796, 9977164), (2108, 8500468), (3592, 4988582), (4216, 4250234), (4733, 3785968), (7184, 2494291), (7633, 2347568), (8432, 2125117), (9466, 1892984), (13919, 1287376), (15266, 1173784), (18932, 946492), (27838, 643688), (30532, 586892), (37864, 473246), (55676, 321844), (61064, 293446), (75728, 236623), (80461, 222704), (111352, 160922), (122128, 146723)]