19975776

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 35907744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 83, 92, 96, 109, 138, 166, 184, 218, 249, 276, 327, 332, 368, 436, 498, 552, 654, 664, 736, 872, 996, 1104, 1308, 1328, 1744, 1909, 1992, 2208, 2507, 2616, 2656, 3488, 3818, 3984, 5014, 5232, 5727, 7521, 7636, 7968, 9047, 10028, 10464, 11454, 15042, 15272, 18094, 20056, 22908, 27141, 30084, 30544, 36188, 40112, 45816, 54282, 60168, 61088, 72376, 80224, 91632, 108564, 120336, 144752, 183264, 208081, 217128, 240672, 289504, 416162, 434256, 624243, 832324, 868512, 1248486, 1664648, 2496972, 3329296, 4993944, 6658592, 9987888, 19975776]

約数ペア:

[(1, 19975776), (2, 9987888), (3, 6658592), (4, 4993944), (6, 3329296), (8, 2496972), (12, 1664648), (16, 1248486), (23, 868512), (24, 832324), (32, 624243), (46, 434256), (48, 416162), (69, 289504), (83, 240672), (92, 217128), (96, 208081), (109, 183264), (138, 144752), (166, 120336), (184, 108564), (218, 91632), (249, 80224), (276, 72376), (327, 61088), (332, 60168), (368, 54282), (436, 45816), (498, 40112), (552, 36188), (654, 30544), (664, 30084), (736, 27141), (872, 22908), (996, 20056), (1104, 18094), (1308, 15272), (1328, 15042), (1744, 11454), (1909, 10464), (1992, 10028), (2208, 9047), (2507, 7968), (2616, 7636), (2656, 7521), (3488, 5727), (3818, 5232), (3984, 5014)]