20384532

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3517}}^1$

素因数の和:3557

約数の個数: 72

約数和(自身を含む): 61466496

約数和(自身を除く): 41081964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3517, 5796, 7034, 10551, 14068, 21102, 24619, 31653, 42204, 49238, 63306, 73857, 80891, 98476, 126612, 147714, 161782, 221571, 242673, 295428, 323564, 443142, 485346, 566237, 728019, 886284, 970692, 1132474, 1456038, 1698711, 2264948, 2912076, 3397422, 5096133, 6794844, 10192266, 20384532]

約数ペア:

[(1, 20384532), (2, 10192266), (3, 6794844), (4, 5096133), (6, 3397422), (7, 2912076), (9, 2264948), (12, 1698711), (14, 1456038), (18, 1132474), (21, 970692), (23, 886284), (28, 728019), (36, 566237), (42, 485346), (46, 443142), (63, 323564), (69, 295428), (84, 242673), (92, 221571), (126, 161782), (138, 147714), (161, 126612), (207, 98476), (252, 80891), (276, 73857), (322, 63306), (414, 49238), (483, 42204), (644, 31653), (828, 24619), (966, 21102), (1449, 14068), (1932, 10551), (2898, 7034), (3517, 5796)]