2018949870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{108023}}^1$

素因数の和:108129

約数の個数: 64

約数和(自身を含む): 5599964160

約数和(自身を除く): 3581014290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 178, 210, 267, 445, 534, 623, 890, 1246, 1335, 1869, 2670, 3115, 3738, 6230, 9345, 18690, 108023, 216046, 324069, 540115, 648138, 756161, 1080230, 1512322, 1620345, 2268483, 3240690, 3780805, 4536966, 7561610, 9614047, 11342415, 19228094, 22684830, 28842141, 48070235, 57684282, 67298329, 96140470, 134596658, 144210705, 201894987, 288421410, 336491645, 403789974, 672983290, 1009474935, 2018949870]

約数ペア:

[(1, 2018949870), (2, 1009474935), (3, 672983290), (5, 403789974), (6, 336491645), (7, 288421410), (10, 201894987), (14, 144210705), (15, 134596658), (21, 96140470), (30, 67298329), (35, 57684282), (42, 48070235), (70, 28842141), (89, 22684830), (105, 19228094), (178, 11342415), (210, 9614047), (267, 7561610), (445, 4536966), (534, 3780805), (623, 3240690), (890, 2268483), (1246, 1620345), (1335, 1512322), (1869, 1080230), (2670, 756161), (3115, 648138), (3738, 540115), (6230, 324069), (9345, 216046), (18690, 108023)]