18961128

素因数分解:

$2^3\times 3^4\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1056

約数の個数: 80

約数和(自身を含む): 54994500

約数和(自身を除く): 36033372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 81, 87, 108, 116, 162, 174, 216, 232, 261, 324, 348, 522, 648, 696, 783, 1009, 1044, 1566, 2018, 2088, 2349, 3027, 3132, 4036, 4698, 6054, 6264, 8072, 9081, 9396, 12108, 18162, 18792, 24216, 27243, 29261, 36324, 54486, 58522, 72648, 81729, 87783, 108972, 117044, 163458, 175566, 217944, 234088, 263349, 326916, 351132, 526698, 653832, 702264, 790047, 1053396, 1580094, 2106792, 2370141, 3160188, 4740282, 6320376, 9480564, 18961128]

約数ペア:

[(1, 18961128), (2, 9480564), (3, 6320376), (4, 4740282), (6, 3160188), (8, 2370141), (9, 2106792), (12, 1580094), (18, 1053396), (24, 790047), (27, 702264), (29, 653832), (36, 526698), (54, 351132), (58, 326916), (72, 263349), (81, 234088), (87, 217944), (108, 175566), (116, 163458), (162, 117044), (174, 108972), (216, 87783), (232, 81729), (261, 72648), (324, 58522), (348, 54486), (522, 36324), (648, 29261), (696, 27243), (783, 24216), (1009, 18792), (1044, 18162), (1566, 12108), (2018, 9396), (2088, 9081), (2349, 8072), (3027, 6264), (3132, 6054), (4036, 4698)]