18036691678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{3221}}^1$

素因数の和:3457

約数の個数: 64

約数和(自身を含む): 30621888000

約数和(自身を除く): 12585196322

約数列:

[1, 2, 19, 23, 38, 43, 46, 86, 149, 298, 437, 817, 874, 989, 1634, 1978, 2831, 3221, 3427, 5662, 6407, 6442, 6854, 12814, 18791, 37582, 61199, 65113, 74083, 121733, 122398, 130226, 138503, 147361, 148166, 243466, 277006, 294722, 479929, 959858, 1407577, 2631557, 2799859, 2815154, 3185569, 5263114, 5599718, 6371138, 9118651, 11038367, 18237302, 20636947, 22076734, 41273894, 60525811, 121051622, 209728973, 392101993, 419457946, 474649781, 784203986, 949299562, 9018345839, 18036691678]

約数ペア:

[(1, 18036691678), (2, 9018345839), (19, 949299562), (23, 784203986), (38, 474649781), (43, 419457946), (46, 392101993), (86, 209728973), (149, 121051622), (298, 60525811), (437, 41273894), (817, 22076734), (874, 20636947), (989, 18237302), (1634, 11038367), (1978, 9118651), (2831, 6371138), (3221, 5599718), (3427, 5263114), (5662, 3185569), (6407, 2815154), (6442, 2799859), (6854, 2631557), (12814, 1407577), (18791, 959858), (37582, 479929), (61199, 294722), (65113, 277006), (74083, 243466), (121733, 148166), (122398, 147361), (130226, 138503)]