20132011908

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{317}}^1\times {\mathrm{16487}}^1$

素因数の和:16921

約数の個数: 72

約数和(自身を含む): 51530012352

約数和(自身を除く): 31398000444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 317, 321, 428, 634, 642, 951, 963, 1268, 1284, 1902, 1926, 2853, 3804, 3852, 5706, 11412, 16487, 32974, 33919, 49461, 65948, 67838, 98922, 101757, 135676, 148383, 197844, 203514, 296766, 305271, 407028, 593532, 610542, 1221084, 1764109, 3528218, 5226379, 5292327, 7056436, 10452758, 10584654, 15679137, 15876981, 20905516, 21169308, 31358274, 31753962, 47037411, 62716548, 63507924, 94074822, 188149644, 559222553, 1118445106, 1677667659, 2236890212, 3355335318, 5033002977, 6710670636, 10066005954, 20132011908]

約数ペア:

[(1, 20132011908), (2, 10066005954), (3, 6710670636), (4, 5033002977), (6, 3355335318), (9, 2236890212), (12, 1677667659), (18, 1118445106), (36, 559222553), (107, 188149644), (214, 94074822), (317, 63507924), (321, 62716548), (428, 47037411), (634, 31753962), (642, 31358274), (951, 21169308), (963, 20905516), (1268, 15876981), (1284, 15679137), (1902, 10584654), (1926, 10452758), (2853, 7056436), (3804, 5292327), (3852, 5226379), (5706, 3528218), (11412, 1764109), (16487, 1221084), (32974, 610542), (33919, 593532), (49461, 407028), (65948, 305271), (67838, 296766), (98922, 203514), (101757, 197844), (135676, 148383)]