19877238

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{4231}}^1$

素因数の和:4274

約数の個数: 40

約数和(自身を含む): 46086480

約数和(自身を除く): 26209242

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 261, 522, 783, 1566, 2349, 4231, 4698, 8462, 12693, 25386, 38079, 76158, 114237, 122699, 228474, 245398, 342711, 368097, 685422, 736194, 1104291, 2208582, 3312873, 6625746, 9938619, 19877238]

約数ペア:

[(1, 19877238), (2, 9938619), (3, 6625746), (6, 3312873), (9, 2208582), (18, 1104291), (27, 736194), (29, 685422), (54, 368097), (58, 342711), (81, 245398), (87, 228474), (162, 122699), (174, 114237), (261, 76158), (522, 38079), (783, 25386), (1566, 12693), (2349, 8462), (4231, 4698)]