20189832

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 54828480

約数和(自身を除く): 34638648

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 163, 312, 326, 397, 489, 652, 794, 978, 1191, 1304, 1588, 1956, 2119, 2382, 3176, 3912, 4238, 4764, 5161, 6357, 8476, 9528, 10322, 12714, 15483, 16952, 20644, 25428, 30966, 41288, 50856, 61932, 64711, 123864, 129422, 194133, 258844, 388266, 517688, 776532, 841243, 1553064, 1682486, 2523729, 3364972, 5047458, 6729944, 10094916, 20189832]

約数ペア:

[(1, 20189832), (2, 10094916), (3, 6729944), (4, 5047458), (6, 3364972), (8, 2523729), (12, 1682486), (13, 1553064), (24, 841243), (26, 776532), (39, 517688), (52, 388266), (78, 258844), (104, 194133), (156, 129422), (163, 123864), (312, 64711), (326, 61932), (397, 50856), (489, 41288), (652, 30966), (794, 25428), (978, 20644), (1191, 16952), (1304, 15483), (1588, 12714), (1956, 10322), (2119, 9528), (2382, 8476), (3176, 6357), (3912, 5161), (4238, 4764)]