20657434

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 36547200

約数和(自身を除く): 15889766

約数列:

[1, 2, 7, 14, 59, 89, 118, 178, 281, 413, 562, 623, 826, 1246, 1967, 3934, 5251, 10502, 16579, 25009, 33158, 36757, 50018, 73514, 116053, 175063, 232106, 350126, 1475531, 2951062, 10328717, 20657434]

約数ペア:

[(1, 20657434), (2, 10328717), (7, 2951062), (14, 1475531), (59, 350126), (89, 232106), (118, 175063), (178, 116053), (281, 73514), (413, 50018), (562, 36757), (623, 33158), (826, 25009), (1246, 16579), (1967, 10502), (3934, 5251)]