16809396

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 43117536

約数和(自身を除く): 26308140

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 131, 148, 204, 222, 262, 289, 393, 444, 524, 578, 629, 786, 867, 1156, 1258, 1572, 1734, 1887, 2227, 2516, 3468, 3774, 4454, 4847, 6681, 7548, 8908, 9694, 10693, 13362, 14541, 19388, 21386, 26724, 29082, 32079, 37859, 42772, 58164, 64158, 75718, 82399, 113577, 128316, 151436, 164798, 227154, 247197, 329596, 454308, 494394, 988788, 1400783, 2801566, 4202349, 5603132, 8404698, 16809396]

約数ペア:

[(1, 16809396), (2, 8404698), (3, 5603132), (4, 4202349), (6, 2801566), (12, 1400783), (17, 988788), (34, 494394), (37, 454308), (51, 329596), (68, 247197), (74, 227154), (102, 164798), (111, 151436), (131, 128316), (148, 113577), (204, 82399), (222, 75718), (262, 64158), (289, 58164), (393, 42772), (444, 37859), (524, 32079), (578, 29082), (629, 26724), (786, 21386), (867, 19388), (1156, 14541), (1258, 13362), (1572, 10693), (1734, 9694), (1887, 8908), (2227, 7548), (2516, 6681), (3468, 4847), (3774, 4454)]