18124672

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 38372400

約数和(自身を除く): 20247728

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 74, 86, 89, 128, 148, 172, 178, 296, 344, 356, 592, 688, 712, 1184, 1376, 1424, 1591, 2368, 2752, 2848, 3182, 3293, 3827, 4736, 5504, 5696, 6364, 6586, 7654, 11392, 12728, 13172, 15308, 25456, 26344, 30616, 50912, 52688, 61232, 101824, 105376, 122464, 141599, 203648, 210752, 244928, 283198, 421504, 489856, 566396, 1132792, 2265584, 4531168, 9062336, 18124672]

約数ペア:

[(1, 18124672), (2, 9062336), (4, 4531168), (8, 2265584), (16, 1132792), (32, 566396), (37, 489856), (43, 421504), (64, 283198), (74, 244928), (86, 210752), (89, 203648), (128, 141599), (148, 122464), (172, 105376), (178, 101824), (296, 61232), (344, 52688), (356, 50912), (592, 30616), (688, 26344), (712, 25456), (1184, 15308), (1376, 13172), (1424, 12728), (1591, 11392), (2368, 7654), (2752, 6586), (2848, 6364), (3182, 5696), (3293, 5504), (3827, 4736)]