19913928

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{9323}}^1$

素因数の和:9421

約数の個数: 32

約数和(自身を含む): 50349600

約数和(自身を除く): 30435672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 9323, 18646, 27969, 37292, 55938, 74584, 111876, 223752, 829747, 1659494, 2489241, 3318988, 4978482, 6637976, 9956964, 19913928]

約数ペア:

[(1, 19913928), (2, 9956964), (3, 6637976), (4, 4978482), (6, 3318988), (8, 2489241), (12, 1659494), (24, 829747), (89, 223752), (178, 111876), (267, 74584), (356, 55938), (534, 37292), (712, 27969), (1068, 18646), (2136, 9323)]