19542848

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 56

約数和(自身を含む): 42415968

約数和(自身を除く): 22873120

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 166, 208, 283, 332, 416, 566, 664, 832, 1079, 1132, 1328, 2158, 2264, 2656, 3679, 4316, 4528, 5312, 7358, 8632, 9056, 14716, 17264, 18112, 23489, 29432, 34528, 46978, 58864, 69056, 93956, 117728, 187912, 235456, 305357, 375824, 610714, 751648, 1221428, 1503296, 2442856, 4885712, 9771424, 19542848]

約数ペア:

[(1, 19542848), (2, 9771424), (4, 4885712), (8, 2442856), (13, 1503296), (16, 1221428), (26, 751648), (32, 610714), (52, 375824), (64, 305357), (83, 235456), (104, 187912), (166, 117728), (208, 93956), (283, 69056), (332, 58864), (416, 46978), (566, 34528), (664, 29432), (832, 23489), (1079, 18112), (1132, 17264), (1328, 14716), (2158, 9056), (2264, 8632), (2656, 7358), (3679, 5312), (4316, 4528)]