18159255020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{1093}}^1$

素因数の和:1471

約数の個数: 96

約数和(自身を含む): 39899037696

約数和(自身を除く): 21739782676

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 211, 254, 310, 422, 508, 620, 635, 844, 1055, 1093, 1270, 2110, 2186, 2540, 3937, 4220, 4372, 5465, 6541, 7874, 10930, 13082, 15748, 19685, 21860, 26164, 26797, 32705, 33883, 39370, 53594, 65410, 67766, 78740, 107188, 130820, 133985, 135532, 138811, 169415, 230623, 267970, 277622, 338830, 461246, 535940, 555244, 677660, 694055, 830707, 922492, 1153115, 1388110, 1661414, 2306230, 2776220, 3322828, 4153535, 4303141, 4612460, 7149313, 8307070, 8606282, 14298626, 16614140, 17212564, 21515705, 28597252, 29289121, 35746565, 43031410, 58578242, 71493130, 86062820, 117156484, 142986260, 146445605, 292891210, 585782420, 907962751, 1815925502, 3631851004, 4539813755, 9079627510, 18159255020]

約数ペア:

[(1, 18159255020), (2, 9079627510), (4, 4539813755), (5, 3631851004), (10, 1815925502), (20, 907962751), (31, 585782420), (62, 292891210), (124, 146445605), (127, 142986260), (155, 117156484), (211, 86062820), (254, 71493130), (310, 58578242), (422, 43031410), (508, 35746565), (620, 29289121), (635, 28597252), (844, 21515705), (1055, 17212564), (1093, 16614140), (1270, 14298626), (2110, 8606282), (2186, 8307070), (2540, 7149313), (3937, 4612460), (4220, 4303141), (4372, 4153535), (5465, 3322828), (6541, 2776220), (7874, 2306230), (10930, 1661414), (13082, 1388110), (15748, 1153115), (19685, 922492), (21860, 830707), (26164, 694055), (26797, 677660), (32705, 555244), (33883, 535940), (39370, 461246), (53594, 338830), (65410, 277622), (67766, 267970), (78740, 230623), (107188, 169415), (130820, 138811), (133985, 135532)]