19279736

素因数分解:

$2^3\times 7^2\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 42476400

約数和(自身を除く): 23196664

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 137, 196, 274, 359, 392, 548, 718, 959, 1096, 1436, 1918, 2513, 2872, 3836, 5026, 6713, 7672, 10052, 13426, 17591, 20104, 26852, 35182, 49183, 53704, 70364, 98366, 140728, 196732, 344281, 393464, 688562, 1377124, 2409967, 2754248, 4819934, 9639868, 19279736]

約数ペア:

[(1, 19279736), (2, 9639868), (4, 4819934), (7, 2754248), (8, 2409967), (14, 1377124), (28, 688562), (49, 393464), (56, 344281), (98, 196732), (137, 140728), (196, 98366), (274, 70364), (359, 53704), (392, 49183), (548, 35182), (718, 26852), (959, 20104), (1096, 17591), (1436, 13426), (1918, 10052), (2513, 7672), (2872, 6713), (3836, 5026)]