20494170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3733}}^1$

素因数の和:3807

約数の個数: 48

約数和(自身を含む): 54172872

約数和(自身を除く): 33678702

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 3733, 5490, 7466, 11199, 18665, 22398, 33597, 37330, 55995, 67194, 111990, 167985, 227713, 335970, 455426, 683139, 1138565, 1366278, 2049417, 2277130, 3415695, 4098834, 6831390, 10247085, 20494170]

約数ペア:

[(1, 20494170), (2, 10247085), (3, 6831390), (5, 4098834), (6, 3415695), (9, 2277130), (10, 2049417), (15, 1366278), (18, 1138565), (30, 683139), (45, 455426), (61, 335970), (90, 227713), (122, 167985), (183, 111990), (305, 67194), (366, 55995), (549, 37330), (610, 33597), (915, 22398), (1098, 18665), (1830, 11199), (2745, 7466), (3733, 5490)]