20779867864

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2789993}}^1$

素因数の和:2790032

約数の個数: 48

約数和(自身を含む): 47708897400

約数和(自身を除く): 26929029536

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 3724, 7448, 2789993, 5579986, 11159972, 19529951, 22319944, 39059902, 53009867, 78119804, 106019734, 136709657, 156239608, 212039468, 273419314, 371069069, 424078936, 546838628, 742138138, 1093677256, 1484276276, 2597483483, 2968552552, 5194966966, 10389933932, 20779867864]

約数ペア:

[(1, 20779867864), (2, 10389933932), (4, 5194966966), (7, 2968552552), (8, 2597483483), (14, 1484276276), (19, 1093677256), (28, 742138138), (38, 546838628), (49, 424078936), (56, 371069069), (76, 273419314), (98, 212039468), (133, 156239608), (152, 136709657), (196, 106019734), (266, 78119804), (392, 53009867), (532, 39059902), (931, 22319944), (1064, 19529951), (1862, 11159972), (3724, 5579986), (7448, 2789993)]