19986936

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 53654400

約数和(自身を除く): 33667464

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 53, 57, 76, 106, 114, 152, 159, 212, 228, 318, 424, 456, 636, 827, 1007, 1272, 1654, 2014, 2481, 3021, 3308, 4028, 4962, 6042, 6616, 8056, 9924, 12084, 15713, 19848, 24168, 31426, 43831, 47139, 62852, 87662, 94278, 125704, 131493, 175324, 188556, 262986, 350648, 377112, 525972, 832789, 1051944, 1665578, 2498367, 3331156, 4996734, 6662312, 9993468, 19986936]

約数ペア:

[(1, 19986936), (2, 9993468), (3, 6662312), (4, 4996734), (6, 3331156), (8, 2498367), (12, 1665578), (19, 1051944), (24, 832789), (38, 525972), (53, 377112), (57, 350648), (76, 262986), (106, 188556), (114, 175324), (152, 131493), (159, 125704), (212, 94278), (228, 87662), (318, 62852), (424, 47139), (456, 43831), (636, 31426), (827, 24168), (1007, 19848), (1272, 15713), (1654, 12084), (2014, 9924), (2481, 8056), (3021, 6616), (3308, 6042), (4028, 4962)]