18423358208

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{10853}}^1$

素因数の和:11237

約数の個数: 72

約数和(自身を含む): 38824758000

約数和(自身を除く): 20401399792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 349, 608, 698, 1216, 1396, 2432, 2792, 4864, 5584, 6631, 10853, 11168, 13262, 21706, 22336, 26524, 43412, 44672, 53048, 86824, 89344, 106096, 173648, 206207, 212192, 347296, 412414, 424384, 694592, 824828, 848768, 1389184, 1649656, 1697536, 2778368, 3299312, 3787697, 6598624, 7575394, 13197248, 15150788, 26394496, 30301576, 52788992, 60603152, 71966243, 121206304, 143932486, 242412608, 287864972, 484825216, 575729944, 969650432, 1151459888, 2302919776, 4605839552, 9211679104, 18423358208]

約数ペア:

[(1, 18423358208), (2, 9211679104), (4, 4605839552), (8, 2302919776), (16, 1151459888), (19, 969650432), (32, 575729944), (38, 484825216), (64, 287864972), (76, 242412608), (128, 143932486), (152, 121206304), (256, 71966243), (304, 60603152), (349, 52788992), (608, 30301576), (698, 26394496), (1216, 15150788), (1396, 13197248), (2432, 7575394), (2792, 6598624), (4864, 3787697), (5584, 3299312), (6631, 2778368), (10853, 1697536), (11168, 1649656), (13262, 1389184), (21706, 848768), (22336, 824828), (26524, 694592), (43412, 424384), (44672, 412414), (53048, 347296), (86824, 212192), (89344, 206207), (106096, 173648)]