18735874452

素因数分解:

$2^2\times 3^6\times {\mathrm{293}}^1\times {\mathrm{21929}}^1$

素因数の和:22244

約数の個数: 84

約数和(自身を含む): 49329210420

約数和(自身を除く): 30593335968

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 293, 324, 486, 586, 729, 879, 972, 1172, 1458, 1758, 2637, 2916, 3516, 5274, 7911, 10548, 15822, 21929, 23733, 31644, 43858, 47466, 65787, 71199, 87716, 94932, 131574, 142398, 197361, 213597, 263148, 284796, 394722, 427194, 592083, 789444, 854388, 1184166, 1776249, 2368332, 3552498, 5328747, 6425197, 7104996, 10657494, 12850394, 15986241, 19275591, 21314988, 25700788, 31972482, 38551182, 57826773, 63944964, 77102364, 115653546, 173480319, 231307092, 346960638, 520440957, 693921276, 1040881914, 1561322871, 2081763828, 3122645742, 4683968613, 6245291484, 9367937226, 18735874452]

約数ペア:

[(1, 18735874452), (2, 9367937226), (3, 6245291484), (4, 4683968613), (6, 3122645742), (9, 2081763828), (12, 1561322871), (18, 1040881914), (27, 693921276), (36, 520440957), (54, 346960638), (81, 231307092), (108, 173480319), (162, 115653546), (243, 77102364), (293, 63944964), (324, 57826773), (486, 38551182), (586, 31972482), (729, 25700788), (879, 21314988), (972, 19275591), (1172, 15986241), (1458, 12850394), (1758, 10657494), (2637, 7104996), (2916, 6425197), (3516, 5328747), (5274, 3552498), (7911, 2368332), (10548, 1776249), (15822, 1184166), (21929, 854388), (23733, 789444), (31644, 592083), (43858, 427194), (47466, 394722), (65787, 284796), (71199, 263148), (87716, 213597), (94932, 197361), (131574, 142398)]