20383404768

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{996841}}^1$

素因数の和:996928

約数の個数: 72

約数和(自身を含む): 58781779056

約数和(自身を除く): 38398374288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 5112, 6816, 10224, 20448, 996841, 1993682, 2990523, 3987364, 5981046, 7974728, 8971569, 11962092, 15949456, 17943138, 23924184, 31898912, 35886276, 47848368, 70775711, 71772552, 95696736, 141551422, 143545104, 212327133, 283102844, 287090208, 424654266, 566205688, 636981399, 849308532, 1132411376, 1273962798, 1698617064, 2264822752, 2547925596, 3397234128, 5095851192, 6794468256, 10191702384, 20383404768]

約数ペア:

[(1, 20383404768), (2, 10191702384), (3, 6794468256), (4, 5095851192), (6, 3397234128), (8, 2547925596), (9, 2264822752), (12, 1698617064), (16, 1273962798), (18, 1132411376), (24, 849308532), (32, 636981399), (36, 566205688), (48, 424654266), (71, 287090208), (72, 283102844), (96, 212327133), (142, 143545104), (144, 141551422), (213, 95696736), (284, 71772552), (288, 70775711), (426, 47848368), (568, 35886276), (639, 31898912), (852, 23924184), (1136, 17943138), (1278, 15949456), (1704, 11962092), (2272, 8971569), (2556, 7974728), (3408, 5981046), (5112, 3987364), (6816, 2990523), (10224, 1993682), (20448, 996841)]