17986806

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 43084800

約数和(自身を除く): 25097994

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 47, 54, 57, 94, 114, 141, 171, 282, 342, 373, 423, 513, 746, 846, 893, 1026, 1119, 1269, 1786, 2238, 2538, 2679, 3357, 5358, 6714, 7087, 8037, 10071, 14174, 16074, 17531, 20142, 21261, 24111, 35062, 42522, 48222, 52593, 63783, 105186, 127566, 157779, 191349, 315558, 333089, 382698, 473337, 666178, 946674, 999267, 1998534, 2997801, 5995602, 8993403, 17986806]

約数ペア:

[(1, 17986806), (2, 8993403), (3, 5995602), (6, 2997801), (9, 1998534), (18, 999267), (19, 946674), (27, 666178), (38, 473337), (47, 382698), (54, 333089), (57, 315558), (94, 191349), (114, 157779), (141, 127566), (171, 105186), (282, 63783), (342, 52593), (373, 48222), (423, 42522), (513, 35062), (746, 24111), (846, 21261), (893, 20142), (1026, 17531), (1119, 16074), (1269, 14174), (1786, 10071), (2238, 8037), (2538, 7087), (2679, 6714), (3357, 5358)]