2019227860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{189421}}^1$

素因数の和:189484

約数の個数: 48

約数和(自身を含む): 4677965712

約数和(自身を除く): 2658737852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 189421, 378842, 757684, 947105, 1894210, 2462473, 3788420, 4924946, 7766261, 9849892, 12312365, 15532522, 24624730, 31065044, 38831305, 49249460, 77662610, 100961393, 155325220, 201922786, 403845572, 504806965, 1009613930, 2019227860]

約数ペア:

[(1, 2019227860), (2, 1009613930), (4, 504806965), (5, 403845572), (10, 201922786), (13, 155325220), (20, 100961393), (26, 77662610), (41, 49249460), (52, 38831305), (65, 31065044), (82, 24624730), (130, 15532522), (164, 12312365), (205, 9849892), (260, 7766261), (410, 4924946), (533, 3788420), (820, 2462473), (1066, 1894210), (2132, 947105), (2665, 757684), (5330, 378842), (10660, 189421)]