20635344

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1345

約数の個数: 80

約数和(自身を含む): 60879040

約数和(自身を除く): 40243696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 144, 148, 216, 222, 296, 333, 432, 444, 592, 666, 888, 999, 1291, 1332, 1776, 1998, 2582, 2664, 3873, 3996, 5164, 5328, 7746, 7992, 10328, 11619, 15492, 15984, 20656, 23238, 30984, 34857, 46476, 47767, 61968, 69714, 92952, 95534, 139428, 143301, 185904, 191068, 278856, 286602, 382136, 429903, 557712, 573204, 764272, 859806, 1146408, 1289709, 1719612, 2292816, 2579418, 3439224, 5158836, 6878448, 10317672, 20635344]

約数ペア:

[(1, 20635344), (2, 10317672), (3, 6878448), (4, 5158836), (6, 3439224), (8, 2579418), (9, 2292816), (12, 1719612), (16, 1289709), (18, 1146408), (24, 859806), (27, 764272), (36, 573204), (37, 557712), (48, 429903), (54, 382136), (72, 286602), (74, 278856), (108, 191068), (111, 185904), (144, 143301), (148, 139428), (216, 95534), (222, 92952), (296, 69714), (333, 61968), (432, 47767), (444, 46476), (592, 34857), (666, 30984), (888, 23238), (999, 20656), (1291, 15984), (1332, 15492), (1776, 11619), (1998, 10328), (2582, 7992), (2664, 7746), (3873, 5328), (3996, 5164)]