19161954

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 49121280

約数和(自身を除く): 29959326

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 163, 189, 311, 326, 378, 489, 622, 933, 978, 1141, 1467, 1866, 2177, 2282, 2799, 2934, 3423, 4354, 4401, 5598, 6531, 6846, 8397, 8802, 10269, 13062, 16794, 19593, 20538, 30807, 39186, 50693, 58779, 61614, 101386, 117558, 152079, 304158, 354851, 456237, 709702, 912474, 1064553, 1368711, 2129106, 2737422, 3193659, 6387318, 9580977, 19161954]

約数ペア:

[(1, 19161954), (2, 9580977), (3, 6387318), (6, 3193659), (7, 2737422), (9, 2129106), (14, 1368711), (18, 1064553), (21, 912474), (27, 709702), (42, 456237), (54, 354851), (63, 304158), (126, 152079), (163, 117558), (189, 101386), (311, 61614), (326, 58779), (378, 50693), (489, 39186), (622, 30807), (933, 20538), (978, 19593), (1141, 16794), (1467, 13062), (1866, 10269), (2177, 8802), (2282, 8397), (2799, 6846), (2934, 6531), (3423, 5598), (4354, 4401)]