19416813632

素因数分解:

$2^6\times {\mathrm{389}}^1\times {\mathrm{787}}^1\times {\mathrm{991}}^1$

素因数の和:2179

約数の個数: 56

約数和(自身を含む): 38717402880

約数和(自身を除く): 19300589248

約数列:

[1, 2, 4, 8, 16, 32, 64, 389, 778, 787, 991, 1556, 1574, 1982, 3112, 3148, 3964, 6224, 6296, 7928, 12448, 12592, 15856, 24896, 25184, 31712, 50368, 63424, 306143, 385499, 612286, 770998, 779917, 1224572, 1541996, 1559834, 2449144, 3083992, 3119668, 4898288, 6167984, 6239336, 9796576, 12335968, 12478672, 19593152, 24671936, 24957344, 49914688, 303387713, 606775426, 1213550852, 2427101704, 4854203408, 9708406816, 19416813632]

約数ペア:

[(1, 19416813632), (2, 9708406816), (4, 4854203408), (8, 2427101704), (16, 1213550852), (32, 606775426), (64, 303387713), (389, 49914688), (778, 24957344), (787, 24671936), (991, 19593152), (1556, 12478672), (1574, 12335968), (1982, 9796576), (3112, 6239336), (3148, 6167984), (3964, 4898288), (6224, 3119668), (6296, 3083992), (7928, 2449144), (12448, 1559834), (12592, 1541996), (15856, 1224572), (24896, 779917), (25184, 770998), (31712, 612286), (50368, 385499), (63424, 306143)]