19193070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1697}}^1$

素因数の和:1749

約数の個数: 64

約数和(自身を含む): 51347520

約数和(自身を除く): 32154450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1697, 1885, 2262, 3394, 3770, 5091, 5655, 8485, 10182, 11310, 16970, 22061, 25455, 44122, 49213, 50910, 66183, 98426, 110305, 132366, 147639, 220610, 246065, 295278, 330915, 492130, 639769, 661830, 738195, 1279538, 1476390, 1919307, 3198845, 3838614, 6397690, 9596535, 19193070]

約数ペア:

[(1, 19193070), (2, 9596535), (3, 6397690), (5, 3838614), (6, 3198845), (10, 1919307), (13, 1476390), (15, 1279538), (26, 738195), (29, 661830), (30, 639769), (39, 492130), (58, 330915), (65, 295278), (78, 246065), (87, 220610), (130, 147639), (145, 132366), (174, 110305), (195, 98426), (290, 66183), (377, 50910), (390, 49213), (435, 44122), (754, 25455), (870, 22061), (1131, 16970), (1697, 11310), (1885, 10182), (2262, 8485), (3394, 5655), (3770, 5091)]