18841992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:614

約数の個数: 64

約数和(自身を含む): 51226560

約数和(自身を除く): 32384568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 131, 156, 262, 312, 393, 461, 524, 786, 922, 1048, 1383, 1572, 1703, 1844, 2766, 3144, 3406, 3688, 5109, 5532, 5993, 6812, 10218, 11064, 11986, 13624, 17979, 20436, 23972, 35958, 40872, 47944, 60391, 71916, 120782, 143832, 181173, 241564, 362346, 483128, 724692, 785083, 1449384, 1570166, 2355249, 3140332, 4710498, 6280664, 9420996, 18841992]

約数ペア:

[(1, 18841992), (2, 9420996), (3, 6280664), (4, 4710498), (6, 3140332), (8, 2355249), (12, 1570166), (13, 1449384), (24, 785083), (26, 724692), (39, 483128), (52, 362346), (78, 241564), (104, 181173), (131, 143832), (156, 120782), (262, 71916), (312, 60391), (393, 47944), (461, 40872), (524, 35958), (786, 23972), (922, 20436), (1048, 17979), (1383, 13624), (1572, 11986), (1703, 11064), (1844, 10218), (2766, 6812), (3144, 5993), (3406, 5532), (3688, 5109)]