20656704

素因数分解:

$2^6\times 3^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:683

約数の個数: 56

約数和(自身を含む): 54994048

約数和(自身を除く): 34337344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 271, 397, 542, 794, 813, 1084, 1191, 1588, 1626, 2168, 2382, 3176, 3252, 4336, 4764, 6352, 6504, 8672, 9528, 12704, 13008, 17344, 19056, 25408, 26016, 38112, 52032, 76224, 107587, 215174, 322761, 430348, 645522, 860696, 1291044, 1721392, 2582088, 3442784, 5164176, 6885568, 10328352, 20656704]

約数ペア:

[(1, 20656704), (2, 10328352), (3, 6885568), (4, 5164176), (6, 3442784), (8, 2582088), (12, 1721392), (16, 1291044), (24, 860696), (32, 645522), (48, 430348), (64, 322761), (96, 215174), (192, 107587), (271, 76224), (397, 52032), (542, 38112), (794, 26016), (813, 25408), (1084, 19056), (1191, 17344), (1588, 13008), (1626, 12704), (2168, 9528), (2382, 8672), (3176, 6504), (3252, 6352), (4336, 4764)]