320467338

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19937}}^1$

素因数の和:20011

約数の個数: 48

約数和(自身を含む): 746478720

約数和(自身を除く): 426011382

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 141, 171, 282, 342, 423, 846, 893, 1786, 2679, 5358, 8037, 16074, 19937, 39874, 59811, 119622, 179433, 358866, 378803, 757606, 937039, 1136409, 1874078, 2272818, 2811117, 3409227, 5622234, 6818454, 8433351, 16866702, 17803741, 35607482, 53411223, 106822446, 160233669, 320467338]

約数ペア:

[(1, 320467338), (2, 160233669), (3, 106822446), (6, 53411223), (9, 35607482), (18, 17803741), (19, 16866702), (38, 8433351), (47, 6818454), (57, 5622234), (94, 3409227), (114, 2811117), (141, 2272818), (171, 1874078), (282, 1136409), (342, 937039), (423, 757606), (846, 378803), (893, 358866), (1786, 179433), (2679, 119622), (5358, 59811), (8037, 39874), (16074, 19937)]