1918753494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{77563}}^1$

素因数の和:77625

約数の個数: 64

約数和(自身を含む): 4765532160

約数和(自身を除く): 2846778666

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 31, 38, 42, 57, 62, 93, 114, 133, 186, 217, 266, 399, 434, 589, 651, 798, 1178, 1302, 1767, 3534, 4123, 8246, 12369, 24738, 77563, 155126, 232689, 465378, 542941, 1085882, 1473697, 1628823, 2404453, 2947394, 3257646, 4421091, 4808906, 7213359, 8842182, 10315879, 14426718, 16831171, 20631758, 30947637, 33662342, 45684607, 50493513, 61895274, 91369214, 100987026, 137053821, 274107642, 319792249, 639584498, 959376747, 1918753494]

約数ペア:

[(1, 1918753494), (2, 959376747), (3, 639584498), (6, 319792249), (7, 274107642), (14, 137053821), (19, 100987026), (21, 91369214), (31, 61895274), (38, 50493513), (42, 45684607), (57, 33662342), (62, 30947637), (93, 20631758), (114, 16831171), (133, 14426718), (186, 10315879), (217, 8842182), (266, 7213359), (399, 4808906), (434, 4421091), (589, 3257646), (651, 2947394), (798, 2404453), (1178, 1628823), (1302, 1473697), (1767, 1085882), (3534, 542941), (4123, 465378), (8246, 232689), (12369, 155126), (24738, 77563)]