20219858856

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{10487}}^1$

素因数の和:10999

約数の個数: 96

約数和(自身を含む): 55791964800

約数和(自身を除く): 35572105944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 439, 488, 549, 732, 878, 1098, 1317, 1464, 1756, 2196, 2634, 3512, 3951, 4392, 5268, 7902, 10487, 10536, 15804, 20974, 26779, 31461, 31608, 41948, 53558, 62922, 80337, 83896, 94383, 107116, 125844, 160674, 188766, 214232, 241011, 251688, 321348, 377532, 482022, 639707, 642696, 755064, 964044, 1279414, 1919121, 1928088, 2558828, 3838242, 4603793, 5117656, 5757363, 7676484, 9207586, 11514726, 13811379, 15352968, 18415172, 23029452, 27622758, 36830344, 41434137, 46058904, 55245516, 82868274, 110491032, 165736548, 280831373, 331473096, 561662746, 842494119, 1123325492, 1684988238, 2246650984, 2527482357, 3369976476, 5054964714, 6739952952, 10109929428, 20219858856]

約数ペア:

[(1, 20219858856), (2, 10109929428), (3, 6739952952), (4, 5054964714), (6, 3369976476), (8, 2527482357), (9, 2246650984), (12, 1684988238), (18, 1123325492), (24, 842494119), (36, 561662746), (61, 331473096), (72, 280831373), (122, 165736548), (183, 110491032), (244, 82868274), (366, 55245516), (439, 46058904), (488, 41434137), (549, 36830344), (732, 27622758), (878, 23029452), (1098, 18415172), (1317, 15352968), (1464, 13811379), (1756, 11514726), (2196, 9207586), (2634, 7676484), (3512, 5757363), (3951, 5117656), (4392, 4603793), (5268, 3838242), (7902, 2558828), (10487, 1928088), (10536, 1919121), (15804, 1279414), (20974, 964044), (26779, 755064), (31461, 642696), (31608, 639707), (41948, 482022), (53558, 377532), (62922, 321348), (80337, 251688), (83896, 241011), (94383, 214232), (107116, 188766), (125844, 160674)]