19789524

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 52284960

約数和(自身を除く): 32495436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 83, 111, 148, 166, 179, 222, 249, 332, 333, 358, 444, 498, 537, 666, 716, 747, 996, 1074, 1332, 1494, 1611, 2148, 2988, 3071, 3222, 6142, 6444, 6623, 9213, 12284, 13246, 14857, 18426, 19869, 26492, 27639, 29714, 36852, 39738, 44571, 55278, 59428, 59607, 79476, 89142, 110556, 119214, 133713, 178284, 238428, 267426, 534852, 549709, 1099418, 1649127, 2198836, 3298254, 4947381, 6596508, 9894762, 19789524]

約数ペア:

[(1, 19789524), (2, 9894762), (3, 6596508), (4, 4947381), (6, 3298254), (9, 2198836), (12, 1649127), (18, 1099418), (36, 549709), (37, 534852), (74, 267426), (83, 238428), (111, 178284), (148, 133713), (166, 119214), (179, 110556), (222, 89142), (249, 79476), (332, 59607), (333, 59428), (358, 55278), (444, 44571), (498, 39738), (537, 36852), (666, 29714), (716, 27639), (747, 26492), (996, 19869), (1074, 18426), (1332, 14857), (1494, 13246), (1611, 12284), (2148, 9213), (2988, 6623), (3071, 6444), (3222, 6142)]