19243808

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1081

約数の個数: 48

約数和(自身を含む): 41207040

約数和(自身を除く): 21963232

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1021, 1178, 2042, 2356, 4084, 4712, 8168, 9424, 16336, 18848, 19399, 31651, 32672, 38798, 63302, 77596, 126604, 155192, 253208, 310384, 506416, 601369, 620768, 1012832, 1202738, 2405476, 4810952, 9621904, 19243808]

約数ペア:

[(1, 19243808), (2, 9621904), (4, 4810952), (8, 2405476), (16, 1202738), (19, 1012832), (31, 620768), (32, 601369), (38, 506416), (62, 310384), (76, 253208), (124, 155192), (152, 126604), (248, 77596), (304, 63302), (496, 38798), (589, 32672), (608, 31651), (992, 19399), (1021, 18848), (1178, 16336), (2042, 9424), (2356, 8168), (4084, 4712)]