17920496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 41783040

約数和(自身を除く): 23862544

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 176, 184, 209, 233, 253, 304, 368, 418, 437, 466, 506, 836, 874, 932, 1012, 1672, 1748, 1864, 2024, 2563, 3344, 3496, 3728, 4048, 4427, 4807, 5126, 5359, 6992, 8854, 9614, 10252, 10718, 17708, 19228, 20504, 21436, 35416, 38456, 41008, 42872, 48697, 58949, 70832, 76912, 85744, 97394, 101821, 117898, 194788, 203642, 235796, 389576, 407284, 471592, 779152, 814568, 943184, 1120031, 1629136, 2240062, 4480124, 8960248, 17920496]

約数ペア:

[(1, 17920496), (2, 8960248), (4, 4480124), (8, 2240062), (11, 1629136), (16, 1120031), (19, 943184), (22, 814568), (23, 779152), (38, 471592), (44, 407284), (46, 389576), (76, 235796), (88, 203642), (92, 194788), (152, 117898), (176, 101821), (184, 97394), (209, 85744), (233, 76912), (253, 70832), (304, 58949), (368, 48697), (418, 42872), (437, 41008), (466, 38456), (506, 35416), (836, 21436), (874, 20504), (932, 19228), (1012, 17708), (1672, 10718), (1748, 10252), (1864, 9614), (2024, 8854), (2563, 6992), (3344, 5359), (3496, 5126), (3728, 4807), (4048, 4427)]