18156980052

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{30677}}^1$

素因数の和:31129

約数の個数: 72

約数和(自身を含む): 47135029032

約数和(自身を除く): 28978048980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 401, 492, 738, 802, 1203, 1476, 1604, 2406, 3609, 4812, 7218, 14436, 16441, 30677, 32882, 49323, 61354, 65764, 92031, 98646, 122708, 147969, 184062, 197292, 276093, 295938, 368124, 552186, 591876, 1104372, 1257757, 2515514, 3773271, 5031028, 7546542, 11319813, 12301477, 15093084, 22639626, 24602954, 36904431, 45279252, 49205908, 73808862, 110713293, 147617724, 221426586, 442853172, 504360557, 1008721114, 1513081671, 2017442228, 3026163342, 4539245013, 6052326684, 9078490026, 18156980052]

約数ペア:

[(1, 18156980052), (2, 9078490026), (3, 6052326684), (4, 4539245013), (6, 3026163342), (9, 2017442228), (12, 1513081671), (18, 1008721114), (36, 504360557), (41, 442853172), (82, 221426586), (123, 147617724), (164, 110713293), (246, 73808862), (369, 49205908), (401, 45279252), (492, 36904431), (738, 24602954), (802, 22639626), (1203, 15093084), (1476, 12301477), (1604, 11319813), (2406, 7546542), (3609, 5031028), (4812, 3773271), (7218, 2515514), (14436, 1257757), (16441, 1104372), (30677, 591876), (32882, 552186), (49323, 368124), (61354, 295938), (65764, 276093), (92031, 197292), (98646, 184062), (122708, 147969)]