20838454

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1877}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 39122496

約数和(自身を除く): 18284042

約数列:

[1, 2, 7, 13, 14, 26, 61, 91, 122, 182, 427, 793, 854, 1586, 1877, 3754, 5551, 11102, 13139, 24401, 26278, 48802, 114497, 170807, 228994, 341614, 801479, 1488461, 1602958, 2976922, 10419227, 20838454]

約数ペア:

[(1, 20838454), (2, 10419227), (7, 2976922), (13, 1602958), (14, 1488461), (26, 801479), (61, 341614), (91, 228994), (122, 170807), (182, 114497), (427, 48802), (793, 26278), (854, 24401), (1586, 13139), (1877, 11102), (3754, 5551)]