19610962

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 36957888

約数和(自身を除く): 17346926

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 131, 238, 259, 262, 289, 518, 578, 629, 917, 1258, 1834, 2023, 2227, 4046, 4403, 4454, 4847, 8806, 9694, 10693, 15589, 21386, 31178, 33929, 37859, 67858, 74851, 75718, 82399, 149702, 164798, 265013, 530026, 576793, 1153586, 1400783, 2801566, 9805481, 19610962]

約数ペア:

[(1, 19610962), (2, 9805481), (7, 2801566), (14, 1400783), (17, 1153586), (34, 576793), (37, 530026), (74, 265013), (119, 164798), (131, 149702), (238, 82399), (259, 75718), (262, 74851), (289, 67858), (518, 37859), (578, 33929), (629, 31178), (917, 21386), (1258, 15589), (1834, 10693), (2023, 9694), (2227, 8806), (4046, 4847), (4403, 4454)]