20143700172

素因数分解:

$2^2\times 3^2\times {\mathrm{521}}^1\times {\mathrm{601}}^1\times {\mathrm{1787}}^1$

素因数の和:2919

約数の個数: 72

約数和(自身を含む): 51130012752

約数和(自身を除く): 30986312580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521, 601, 1042, 1202, 1563, 1787, 1803, 2084, 2404, 3126, 3574, 3606, 4689, 5361, 5409, 6252, 7148, 7212, 9378, 10722, 10818, 16083, 18756, 21444, 21636, 32166, 64332, 313121, 626242, 931027, 939363, 1073987, 1252484, 1862054, 1878726, 2147974, 2793081, 2818089, 3221961, 3724108, 3757452, 4295948, 5586162, 5636178, 6443922, 8379243, 9665883, 11172324, 11272356, 12887844, 16758486, 19331766, 33516972, 38663532, 559547227, 1119094454, 1678641681, 2238188908, 3357283362, 5035925043, 6714566724, 10071850086, 20143700172]

約数ペア:

[(1, 20143700172), (2, 10071850086), (3, 6714566724), (4, 5035925043), (6, 3357283362), (9, 2238188908), (12, 1678641681), (18, 1119094454), (36, 559547227), (521, 38663532), (601, 33516972), (1042, 19331766), (1202, 16758486), (1563, 12887844), (1787, 11272356), (1803, 11172324), (2084, 9665883), (2404, 8379243), (3126, 6443922), (3574, 5636178), (3606, 5586162), (4689, 4295948), (5361, 3757452), (5409, 3724108), (6252, 3221961), (7148, 2818089), (7212, 2793081), (9378, 2147974), (10722, 1878726), (10818, 1862054), (16083, 1252484), (18756, 1073987), (21444, 939363), (21636, 931027), (32166, 626242), (64332, 313121)]