19761996

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 48416256

約数和(自身を除く): 28654260

約数列:

[1, 2, 3, 4, 6, 12, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 444, 564, 947, 1739, 1894, 2841, 3478, 3788, 5217, 5682, 6956, 10434, 11364, 20868, 35039, 44509, 70078, 89018, 105117, 133527, 140156, 178036, 210234, 267054, 420468, 534108, 1646833, 3293666, 4940499, 6587332, 9880998, 19761996]

約数ペア:

[(1, 19761996), (2, 9880998), (3, 6587332), (4, 4940499), (6, 3293666), (12, 1646833), (37, 534108), (47, 420468), (74, 267054), (94, 210234), (111, 178036), (141, 140156), (148, 133527), (188, 105117), (222, 89018), (282, 70078), (444, 44509), (564, 35039), (947, 20868), (1739, 11364), (1894, 10434), (2841, 6956), (3478, 5682), (3788, 5217)]