20156262

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 48328704

約数和(自身を除く): 28172442

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 113, 137, 186, 217, 226, 274, 339, 411, 434, 651, 678, 791, 822, 959, 1302, 1582, 1918, 2373, 2877, 3503, 4247, 4746, 5754, 7006, 8494, 10509, 12741, 15481, 21018, 24521, 25482, 29729, 30962, 46443, 49042, 59458, 73563, 89187, 92886, 108367, 147126, 178374, 216734, 325101, 479911, 650202, 959822, 1439733, 2879466, 3359377, 6718754, 10078131, 20156262]

約数ペア:

[(1, 20156262), (2, 10078131), (3, 6718754), (6, 3359377), (7, 2879466), (14, 1439733), (21, 959822), (31, 650202), (42, 479911), (62, 325101), (93, 216734), (113, 178374), (137, 147126), (186, 108367), (217, 92886), (226, 89187), (274, 73563), (339, 59458), (411, 49042), (434, 46443), (651, 30962), (678, 29729), (791, 25482), (822, 24521), (959, 21018), (1302, 15481), (1582, 12741), (1918, 10509), (2373, 8494), (2877, 7006), (3503, 5754), (4247, 4746)]