20165361010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2\times {\mathrm{13399}}^1$

素因数の和:13603

約数の個数: 48

約数和(自身を含む): 38645064000

約数和(自身を除く): 18479702990

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 7921, 8455, 13399, 15842, 16910, 26798, 39605, 66995, 79210, 133990, 150499, 254581, 300998, 509162, 752495, 1192511, 1272905, 1504990, 2385022, 2545810, 5962555, 11925110, 22657709, 45315418, 106133479, 113288545, 212266958, 226577090, 530667395, 1061334790, 2016536101, 4033072202, 10082680505, 20165361010]

約数ペア:

[(1, 20165361010), (2, 10082680505), (5, 4033072202), (10, 2016536101), (19, 1061334790), (38, 530667395), (89, 226577090), (95, 212266958), (178, 113288545), (190, 106133479), (445, 45315418), (890, 22657709), (1691, 11925110), (3382, 5962555), (7921, 2545810), (8455, 2385022), (13399, 1504990), (15842, 1272905), (16910, 1192511), (26798, 752495), (39605, 509162), (66995, 300998), (79210, 254581), (133990, 150499)]