20153910296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{64877}}^1$

素因数の和:65028

約数の個数: 64

約数和(自身を含む): 42508065600

約数和(自身を除く): 22354155304

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 103, 104, 116, 206, 232, 377, 412, 754, 824, 1339, 1508, 2678, 2987, 3016, 5356, 5974, 10712, 11948, 23896, 38831, 64877, 77662, 129754, 155324, 259508, 310648, 519016, 843401, 1686802, 1881433, 3373604, 3762866, 6682331, 6747208, 7525732, 13364662, 15051464, 24458629, 26729324, 48917258, 53458648, 86870303, 97834516, 173740606, 193787599, 195669032, 347481212, 387575198, 694962424, 775150396, 1550300792, 2519238787, 5038477574, 10076955148, 20153910296]

約数ペア:

[(1, 20153910296), (2, 10076955148), (4, 5038477574), (8, 2519238787), (13, 1550300792), (26, 775150396), (29, 694962424), (52, 387575198), (58, 347481212), (103, 195669032), (104, 193787599), (116, 173740606), (206, 97834516), (232, 86870303), (377, 53458648), (412, 48917258), (754, 26729324), (824, 24458629), (1339, 15051464), (1508, 13364662), (2678, 7525732), (2987, 6747208), (3016, 6682331), (5356, 3762866), (5974, 3373604), (10712, 1881433), (11948, 1686802), (23896, 843401), (38831, 519016), (64877, 310648), (77662, 259508), (129754, 155324)]