20194708510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1\times {\mathrm{4021}}^1$

素因数の和:5029

約数の個数: 64

約数和(自身を含む): 39781891584

約数和(自身を除く): 19587183074

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 953, 1054, 1906, 2635, 4021, 4765, 5270, 8042, 9530, 16201, 20105, 29543, 32402, 40210, 59086, 68357, 81005, 124651, 136714, 147715, 162010, 249302, 295430, 341785, 502231, 623255, 683570, 1004462, 1246510, 2119067, 2511155, 3832013, 4238134, 5022310, 7664026, 10595335, 19160065, 21190670, 38320130, 65144221, 118792403, 130288442, 237584806, 325721105, 593962015, 651442210, 1187924030, 2019470851, 4038941702, 10097354255, 20194708510]

約数ペア:

[(1, 20194708510), (2, 10097354255), (5, 4038941702), (10, 2019470851), (17, 1187924030), (31, 651442210), (34, 593962015), (62, 325721105), (85, 237584806), (155, 130288442), (170, 118792403), (310, 65144221), (527, 38320130), (953, 21190670), (1054, 19160065), (1906, 10595335), (2635, 7664026), (4021, 5022310), (4765, 4238134), (5270, 3832013), (8042, 2511155), (9530, 2119067), (16201, 1246510), (20105, 1004462), (29543, 683570), (32402, 623255), (40210, 502231), (59086, 341785), (68357, 295430), (81005, 249302), (124651, 162010), (136714, 147715)]