19540464

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{7681}}^1$

素因数の和:7745

約数の個数: 40

約数和(自身を含む): 51438672

約数和(自身を除く): 31898208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 7681, 15362, 23043, 30724, 46086, 61448, 92172, 122896, 184344, 368688, 407093, 814186, 1221279, 1628372, 2442558, 3256744, 4885116, 6513488, 9770232, 19540464]

約数ペア:

[(1, 19540464), (2, 9770232), (3, 6513488), (4, 4885116), (6, 3256744), (8, 2442558), (12, 1628372), (16, 1221279), (24, 814186), (48, 407093), (53, 368688), (106, 184344), (159, 122896), (212, 92172), (318, 61448), (424, 46086), (636, 30724), (848, 23043), (1272, 15362), (2544, 7681)]