19937070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1801}}^1$

素因数の和:1858

約数の個数: 64

約数和(自身を含む): 54492480

約数和(自身を除く): 34555410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 135, 205, 246, 270, 369, 410, 615, 738, 1107, 1230, 1801, 1845, 2214, 3602, 3690, 5403, 5535, 9005, 10806, 11070, 16209, 18010, 27015, 32418, 48627, 54030, 73841, 81045, 97254, 147682, 162090, 221523, 243135, 369205, 443046, 486270, 664569, 738410, 1107615, 1329138, 1993707, 2215230, 3322845, 3987414, 6645690, 9968535, 19937070]

約数ペア:

[(1, 19937070), (2, 9968535), (3, 6645690), (5, 3987414), (6, 3322845), (9, 2215230), (10, 1993707), (15, 1329138), (18, 1107615), (27, 738410), (30, 664569), (41, 486270), (45, 443046), (54, 369205), (82, 243135), (90, 221523), (123, 162090), (135, 147682), (205, 97254), (246, 81045), (270, 73841), (369, 54030), (410, 48627), (615, 32418), (738, 27015), (1107, 18010), (1230, 16209), (1801, 11070), (1845, 10806), (2214, 9005), (3602, 5535), (3690, 5403)]