17992758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 42923520

約数和(自身を除く): 24930762

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 59, 106, 118, 137, 159, 177, 274, 318, 354, 371, 411, 413, 742, 822, 826, 959, 1113, 1239, 1918, 2226, 2478, 2877, 3127, 5754, 6254, 7261, 8083, 9381, 14522, 16166, 18762, 21783, 21889, 24249, 43566, 43778, 48498, 50827, 56581, 65667, 101654, 113162, 131334, 152481, 169743, 304962, 339486, 428399, 856798, 1285197, 2570394, 2998793, 5997586, 8996379, 17992758]

約数ペア:

[(1, 17992758), (2, 8996379), (3, 5997586), (6, 2998793), (7, 2570394), (14, 1285197), (21, 856798), (42, 428399), (53, 339486), (59, 304962), (106, 169743), (118, 152481), (137, 131334), (159, 113162), (177, 101654), (274, 65667), (318, 56581), (354, 50827), (371, 48498), (411, 43778), (413, 43566), (742, 24249), (822, 21889), (826, 21783), (959, 18762), (1113, 16166), (1239, 14522), (1918, 9381), (2226, 8083), (2478, 7261), (2877, 6254), (3127, 5754)]