20121479056

素因数分解:

$2^4\times 7^1\times {\mathrm{883}}^1\times {\mathrm{203461}}^1$

素因数の和:204359

約数の個数: 40

約数和(自身を含む): 44605381184

約数和(自身を除く): 24483902128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 883, 1766, 3532, 6181, 7064, 12362, 14128, 24724, 49448, 98896, 203461, 406922, 813844, 1424227, 1627688, 2848454, 3255376, 5696908, 11393816, 22787632, 179656063, 359312126, 718624252, 1257592441, 1437248504, 2515184882, 2874497008, 5030369764, 10060739528, 20121479056]

約数ペア:

[(1, 20121479056), (2, 10060739528), (4, 5030369764), (7, 2874497008), (8, 2515184882), (14, 1437248504), (16, 1257592441), (28, 718624252), (56, 359312126), (112, 179656063), (883, 22787632), (1766, 11393816), (3532, 5696908), (6181, 3255376), (7064, 2848454), (12362, 1627688), (14128, 1424227), (24724, 813844), (49448, 406922), (98896, 203461)]