20884776

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 57369600

約数和(自身を除く): 36484824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 239, 264, 331, 478, 662, 717, 956, 993, 1324, 1434, 1912, 1986, 2629, 2648, 2868, 3641, 3972, 5258, 5736, 7282, 7887, 7944, 10516, 10923, 14564, 15774, 21032, 21846, 29128, 31548, 43692, 63096, 79109, 87384, 158218, 237327, 316436, 474654, 632872, 870199, 949308, 1740398, 1898616, 2610597, 3480796, 5221194, 6961592, 10442388, 20884776]

約数ペア:

[(1, 20884776), (2, 10442388), (3, 6961592), (4, 5221194), (6, 3480796), (8, 2610597), (11, 1898616), (12, 1740398), (22, 949308), (24, 870199), (33, 632872), (44, 474654), (66, 316436), (88, 237327), (132, 158218), (239, 87384), (264, 79109), (331, 63096), (478, 43692), (662, 31548), (717, 29128), (956, 21846), (993, 21032), (1324, 15774), (1434, 14564), (1912, 10923), (1986, 10516), (2629, 7944), (2648, 7887), (2868, 7282), (3641, 5736), (3972, 5258)]