20194574036

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{168631}}^1$

素因数の和:168709

約数の個数: 72

約数和(自身を含む): 45214960896

約数和(自身を除く): 25020386860

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 49, 52, 91, 94, 98, 182, 188, 196, 329, 364, 611, 637, 658, 1222, 1274, 1316, 2303, 2444, 2548, 4277, 4606, 8554, 9212, 17108, 29939, 59878, 119756, 168631, 337262, 674524, 1180417, 2192203, 2360834, 4384406, 4721668, 7925657, 8262919, 8768812, 15345421, 15851314, 16525838, 30690842, 31702628, 33051676, 55479599, 61381684, 103033541, 107417947, 110959198, 206067082, 214835894, 221918396, 388357193, 412134164, 429671788, 721234787, 776714386, 1442469574, 1553428772, 2884939148, 5048643509, 10097287018, 20194574036]

約数ペア:

[(1, 20194574036), (2, 10097287018), (4, 5048643509), (7, 2884939148), (13, 1553428772), (14, 1442469574), (26, 776714386), (28, 721234787), (47, 429671788), (49, 412134164), (52, 388357193), (91, 221918396), (94, 214835894), (98, 206067082), (182, 110959198), (188, 107417947), (196, 103033541), (329, 61381684), (364, 55479599), (611, 33051676), (637, 31702628), (658, 30690842), (1222, 16525838), (1274, 15851314), (1316, 15345421), (2303, 8768812), (2444, 8262919), (2548, 7925657), (4277, 4721668), (4606, 4384406), (8554, 2360834), (9212, 2192203), (17108, 1180417), (29939, 674524), (59878, 337262), (119756, 168631)]