20001692736

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{439559}}^1$

素因数の和:439656

約数の個数: 84

約数和(自身を含む): 58057084800

約数和(自身を除く): 38055392064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 474, 576, 632, 711, 948, 1264, 1422, 1896, 2528, 2844, 3792, 5056, 5688, 7584, 11376, 15168, 22752, 45504, 439559, 879118, 1318677, 1758236, 2637354, 3516472, 3956031, 5274708, 7032944, 7912062, 10549416, 14065888, 15824124, 21098832, 28131776, 31648248, 34725161, 42197664, 63296496, 69450322, 84395328, 104175483, 126592992, 138900644, 208350966, 253185984, 277801288, 312526449, 416701932, 555602576, 625052898, 833403864, 1111205152, 1250105796, 1666807728, 2222410304, 2500211592, 3333615456, 5000423184, 6667230912, 10000846368, 20001692736]

約数ペア:

[(1, 20001692736), (2, 10000846368), (3, 6667230912), (4, 5000423184), (6, 3333615456), (8, 2500211592), (9, 2222410304), (12, 1666807728), (16, 1250105796), (18, 1111205152), (24, 833403864), (32, 625052898), (36, 555602576), (48, 416701932), (64, 312526449), (72, 277801288), (79, 253185984), (96, 208350966), (144, 138900644), (158, 126592992), (192, 104175483), (237, 84395328), (288, 69450322), (316, 63296496), (474, 42197664), (576, 34725161), (632, 31648248), (711, 28131776), (948, 21098832), (1264, 15824124), (1422, 14065888), (1896, 10549416), (2528, 7912062), (2844, 7032944), (3792, 5274708), (5056, 3956031), (5688, 3516472), (7584, 2637354), (11376, 1758236), (15168, 1318677), (22752, 879118), (45504, 439559)]