18011696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:537

約数の個数: 40

約数和(自身を含む): 37051200

約数和(自身を除く): 19039504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 179, 304, 331, 358, 662, 716, 1324, 1432, 2648, 2864, 3401, 5296, 6289, 6802, 12578, 13604, 25156, 27208, 50312, 54416, 59249, 100624, 118498, 236996, 473992, 947984, 1125731, 2251462, 4502924, 9005848, 18011696]

約数ペア:

[(1, 18011696), (2, 9005848), (4, 4502924), (8, 2251462), (16, 1125731), (19, 947984), (38, 473992), (76, 236996), (152, 118498), (179, 100624), (304, 59249), (331, 54416), (358, 50312), (662, 27208), (716, 25156), (1324, 13604), (1432, 12578), (2648, 6802), (2864, 6289), (3401, 5296)]